DIN 472 Internal Retaining Rings (for Bores)

Metric internal retaining rings to DIN 472 — thin, circular stamped circlips assembled axially into a groove machined inside a housing or bore, with a tapered section design for uniform circular deformation, in A2 stainless steel, nominal bore diameters sampled from 9 mm to 290 mm in the collected table (table spans d1 = 8–300 mm).

Last updated: 2026-11

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DIN 472 Internal Retaining Rings (for Bores) in an industrial setting
Illustrative image redrawn from real product references — not a photograph of stocked items.

Specifications

DIN 472 internal retaining rings (aka circlips) are thin, circular metal stampings assembled axially into machined grooves in housings and bores. They reduce vibration and hold parts in position while permitting easy disassembly, and the tapered section design allows uniform circular deformation and even contact with the groove surface. The collected specification sheet attributes A2 stainless steel to the rings and notes that DIN 472 has no ISO equivalent, so the DIN designation remains the ordering vocabulary. The sheet's dimension table spans nominal bore diameters d1 = 8 through 300 mm; the rows below are quoted verbatim at named sizes, each with groove diameter d2 and groove width m plus the sheet's supplementary load columns, which are quoted as whole rows because the extracted layout does not support per-cell attribution.

Standard DIN 472 — internal retaining rings for bores (the collected sheet notes DIN 472 has no ISO equivalent)
Nominal diameter range (table) d1 = 8 through 300 mm (table extent as printed; see sampled rows)
Sampled row, d1 = 9 s 0.8 | d3 9.8 | a 2.5 | b 1.3 | d5 1 | weight 0.15 kg/1000pcs | groove d2 9.4 | groove width at this size per the sheet's printed row: 0.11 — see the FAQ on smallest-size column layout (full row: | ring d1 9 | 0.8 | 9.8 | 2.5 | 1.3 | 1 | 0.15 | 9.4 | 0.11 | 0.9 | 0.2 | 0.6 | 3.7 | 0.96 | 2 | 1 | 1.5 |)
Sampled row, d1 = 40 s 1.8 | d3 43.5 | a 5.8 | b 3.9 | d5 2.5 | weight 4.7 kg/1000pcs | groove d2 42.5 | m 1.9 | n 1.3 | d4 3.8
Sampled row, d1 = 100 s 3 | d3 106 | a 9.2 | b 8.4 | d5 3.5 | weight 38 kg/1000pcs | groove d2 104 | m 3.2 | n 1.8 | d4 5.3 (full row: | ring d1 100 | 3 | 106 | 9.2 | 8.4 | 3.5 | 38 | 104 | 3.2 | 1.8 | 5.3 | 80.6 | 93.1 | 188 | 3 | 31 |)
Sampled row, d1 = 290 s 5 | d3 305 | a 16.2 | b 16 | d5 5 | weight 415 kg/1000pcs | groove d2 298 | m 5.2 | n 4 | d4 12 (full row: | ring d1 290 | 5 | 305 | 16.2 | 16 | 5 | 415 | 298 | 5.2 | 4 | 12 | 256 | 615 | 482 | 4 | 72 |)
Groove diameter tolerance Band markers (H11) / (H12) / (H13) printed per size in the sheet's d2 groove column
Installation Axial assembly into a machined groove inside the housing bore; the sheet also lists the nominal size of pliers per DIN 5254 per size band
Load data The sheet tabulates supplementary load columns (FN, FR, FRg, nabl) per size; the extracted layout does not support per-cell attribution, so these are quoted as whole rows on request rather than rendered as labeled figures
MOQ / lead time Not owner-confirmed for this family — confirmed at quotation
DIN 472 (D1300 series) internal metric retaining rings for bores — circlip and groove dimensions, 8–400 mmMillimetres. Bore diameter ladder 8–400 mm with the same groove reading as the DIN 471 page (t thickness, D free diameter, C/C1, L, b~, h, G with tolerance, W, n min, d~, weight, Tc/Tg in N, plier series). Tolerance cells are merged across row groups by the source.
Part NumberBore (B) mmThickness t (mm)t Tol. (mm)Free Dia. D (mm)D Tol. (mm)CC1L (max)b ~h (min)Groove Dia. G (mm)G Tol. (mm)Groove Width W (mm)W Tol. (mm)n (min)d ~Wt. kg/1000 (unheaded col)Tc (N)Tg (N)Circlip Plier No.
D1300-880.808.72.83.62.41.11.08.40.090.900.60.200.116200620
D1300-990.809.83.54.42.51.31.09.40.000.900.60.200.177000690
D1300-9.59.51.0010.33.53.93.01.41.29.91.100.60.200.229300730HC 1
D1300-10101.0010.83.14.03.21.41.210.41.100.60.200.249700770or
D1300-11111.0011.80.363.94.83.31.51.211.41.100.60.200.3010700840HD 1
D1300-12121.0013.0-0.184.75.73.41.71.512.51.100.80.300.34117001150
D1300-13131.0014.15.36.43.61.81.513.60.111.100.90.300.39127001500
D1300-14141.0015.16.07.23.71.91.714.60.001.100.90.300.45136001620
D1300-15151.0016.27.08.33.72.01.715.71.101.10.400.48146002030
D1300-16161.0017.37.79.23.82.01.716.81.101.20.400.54156002470
D1300-17171.0018.38.410.03.92.11.717.81.101.20.400.59166002620
D1300-18181.0019.58.910.84.12.22.019.01.101.50.500.61175003490
D1300-19191.0020.59.811.84.12.22.020.01.101.50.500.72185003680
D1300-20201.0021.510.612.64.22.32.021.01.101.50.500.75195003860
D1300-21211.0022.50.4211.613.64.22.42.022.01.101.50.500.84204004050
D1300-22221.0023.5-0.2112.614.64.22.52.023.01.101.50.500.86214004240
D1300-23231.2024.613.615.74.22.52.024.10.211.301.70.601.20269004880
D1300-24241.2025.914.216.44.42.62.025.20.001.301.80.601.21280005560
D1300-25251.2026.915.017.24.52.72.026.21.301.80.601.33292005790
D1300-26261.2027.915.617.84.72.82.027.21.301.80.601.35304006020
D1300-27271.2029.116.619.04.72.92.028.41.302.10.701.55316007310
D1300-28281.2030.117.419.84.82.92.029.41.302.10.701.64327007570
D1300-29291.2031.118.420.84.83.02.030.41.302.10.701.74339007840HC 2
D1300-30301.200.0032.119.421.84.83.02.031.41.302.10.701.87351008100or
D1300-31311.20-0.0633.419.622.35.23.22.532.71.302.60.902.20362509900HD 2
D1300-32321.2034.40.520.222.95.23.22.533.71.302.60.901.983740010500
D1300-33331.2035.5-0.2521.223.95.43.32.534.71.302.60.902.133860010900
D1300-34341.5036.522.224.95.43.32.535.71.602.60.902.884970011200
D1300-35351.5037.823.226.25.43.42.537.01.600.143.01.002.935110013600
D1300-36361.5038.824.227.25.44.02.538.00.251.6003.01.003.235260014000
D1300-37371.5039.825.028.05.53.22.539.00.001.603.01.002.985410014300
D1300-38381.5040.826.029.05.53.72.540.01.603.01.003.545550014700
D1300-40401.7543.527.430.95.83.92.542.51.853.81.304.635660019400
D1300-41411.7544.50.928.231.75.94.02.543.51.853.81.305.375810019900
D1300-42421.7545.5-0.3929.232.75.94.12.544.51.853.81.305.215950020400
D1300-45451.7548.531.635.16.24.32.547.51.853.81.305.886370021800
D1300-47471.7550.533.236.76.44.42.549.51.853.81.306.136660022700
D1300-48481.7551.534.637.76.44.52.550.51.853.81.306.316800023200
D1300-50502.0054.236.040.06.54.62.553.02.154.51.508.018090029100
D1300-51512.0055.237.041.06.54.72.554.02.154.51.508.728250029700
D1300-52522.0056.237.641.66.74.72.555.02.154.51.508.918410030300
D1300-55552.0059.240.444.46.85.02.558.02.154.51.509.448900032000
D1300-56562.0060.241.445.46.85.12.559.02.154.51.509.759060032500
D1300-57572.0062.242.446.46.85.12.560.02.154.51.5010.369220033100
D1300-58582.0062.243.247.26.95.22.561.02.154.51.509.569390033700
D1300-60602.0064.21.144.448.47.35.42.563.02.154.51.5011.159710034800
D1300-62622.0066.2-0.4646.450.47.35.52.565.00.302.154.51.5011.5910000035900
D1300-63632.0067.247.451.47.35.62.566.00.002.154.51.5011.7810200036800
D1300-65652.5069.248.052.87.65.83.068.02.654.51.5016.8013100037600
D1300-67672.5072.050.654.67.76.03.070.02.654.51.5017.7113600038700
D1300-68682.5072.251.455.47.86.13.071.02.654.51.5017.7213800039300HA 3
D1300-70702.5074.553.457.47.86.23.073.02.654.51.5017.6514200040400or
D1300-72722.5076.555.459.47.86.43.075.02.654.51.5019.7014600041600HB 3
D1300-75752.5079.558.462.47.86.63.078.02.654.51.5020.6215200043300
D1300-76762.5080.759.463.47.96.73.079.02.654.51.5022.6815400043800
D1300-78782.5082.560.064.08.56.83.081.02.650.144.51.5022.4615800045000HC 3
D1300-80802.50085.562.066.58.57.03.083.52.6505.31.8021.3816200053900or
D1300-82822.50-0.0687.564.068.58.57.03.085.52.655.31.8022.2716600055300HD 3
D1300-85853.0090.566.871.38.67.23.588.53.155.31.8031.7820600057200
D1300-88883.0093.569.874.38.67.43.591.50.353.155.31.8032.9421400059200
D1300-90903.0095.51.371.876.38.67.63.593.50.003.155.31.8033.3521800060500
D1300-92923.0097.5-0.5473.678.18.77.83.595.53.155.31.8035.7222300061900HC 4
D1300-95953.00100.576.480.98.88.13.598.53.155.31.8038.8823100063800or
D1300-98983.00103.579.083.59.08.33.5101.53.155.31.8042.1623800065800HD 4
D1300-1001003.00105.581.085.59.08.43.5103.53.155.31.8043.4124300067100
D1300-1021024.00108.082.687.69.28.53.5106.04.156.02.0055.2033000078400
D1300-1051054.00112.085.690.69.28.73.5109.04.156.02.0059.2034000080700
D1300-1081084.00115.088.093.09.58.93.5112.00.544.156.02.0062.6035000083000
D1300-1101104.00117.088.293.210.49.03.5114.00.004.156.02.0071.7535600084500
D1300-1121124.00119.090.095.010.59.13.5116.04.156.02.0070.6836200086000
D1300-1151154.00122.093.098.010.59.33.5119.04.156.02.0073.1637200088200
D1300-1201204.00127.097.0102.011.09.73.5124.04.156.02.0080.4038800092000
D1300-1251254.00132.0102.0107.011.010.04.0129.04.156.02.0081.2040500095800
D1300-1271274.00135.0104.0109.011.010.14.0131.04.156.02.0080.8041100097300
D1300-1301304.00137.0107.0112.011.010.24.0134.04.156.02.0085.1342100099500
D1300-1351354.00142.01.5112.0116.011.210.54.0139.04.156.02.0094.79437000103000
D1300-1401404.00147.0-0.63117.0121.011.210.74.0144.00.634.156.02.0098.61453000107000
D1300-1451454.00152.0122.0126.011.410.94.0149.00.004.150.186.02.00106.50496000111000
D1300-1501504.00158.0125.0131.012.011.24.0155.04.1507.52.50106.80485000144000
D1300-1551554.000164.0130.0136.012.011.44.0160.04.157.52.50128.00502000148000
D1300-1601604.00-0.075169.0133.0139.013.011.64.0165.04.157.52.50130.50518000153000MAJOR
D1300-1651654.00174.5138.0144.013.011.84.0170.04.157.52.50132.0053400015800077
D1300-1701704.00179.5145.0150.013.512.24.0175.04.157.52.50149.50550000163000
D1300-1751754.00184.5149.0155.013.512.74.0180.04.157.52.50158.50566000167000
D1300-1801804.00189.5153.0158.014.213.24.0185.04.157.52.50168.00583000172000
D1300-1851854.00194.5157.0162.014.213.74.0190.04.157.52.50177.50599000177000
D1300-1901904.00199.51.7162.0167.014.313.84.0195.04.157.52.50184.00615000181000
D1300-1951954.00204.5-0.72167.0172.014.213.84.0200.00.724.157.52.50189.60631000186000
D1300-2002004.00209.5171.0177.014.314.04.0205.00.004.157.52.50196.00647000191000
D1300-2102105.00222.0181.0188.014.214.04.0216.05.159.03.00263.00739000241000
D1300-2202205.00232.0191.0198.014.214.04.0226.05.159.03.00276.00774000252000
D1300-2302305.00242.0201.0208.014.214.04.0236.05.159.03.00291.00809000264000
D1300-2402405.00252.0211.0218.014.214.04.0246.05.159.03.00304.00845000275000
D1300-2502505.00262.0221.0228.014.214.04.0256.05.159.03.00318.50880000286000
D1300-2602605.00275.02227.0236.016.216.05.0268.05.1512.04.00385.00915000398000
D1300-2702705.00285.0-0.81237.0246.016.216.05.0278.00.815.1512.04.00401.50950000413000
D1300-2802805.00295.0247.0256.016.216.05.0288.00.005.1512.04.00417.50985000428000
D1300-2902905.00305.0257.0266.016.216.05.0298.05.1512.04.00433.401020000443000
D1300-3003005.00315.0267.0276.016.216.05.0308.05.1512.04.00446.001060000458000
D1300-3103106.00327.0271.0282.020.220.06.0320.06.2015.05.00658.501310000594000
D1300-3203206.00337.0281.0292.020.220.06.0330.06.2015.05.00682.001350000613000
D1300-3303306.00347.0291.0302.020.220.06.0340.06.2015.05.00705.001390000632000MAJOR
D1300-3403406.00357.0301.0312.020.220.06.0350.06.2015.05.00729.001440000650000X 77
D1300-3503506.00367.02.2311.0322.020.220.06.0360.00.896.200.2215.05.00752.501480000669000
D1300-3603606.000377.0-1321.0332.020.220.06.0370.00.006.20015.05.00769.001520000688000
D1300-3703706.00-0.18387.0331.0342.020.220.06.0380.06.2015.05.00793.001560000707000
D1300-3803806.00397.0341.0352.020.220.06.0390.06.2015.05.00817.001690000726000
D1300-3903906.00407.0351.0362.020.220.06.0400.06.2015.05.00838.501646000745000
D1300-4004006.00417.0361.0372.020.220.06.0410.06.2015.05.00862.501689000764000
  • Row 1 (D1300-8): Same merged-tolerance reading as the DIN 471 chart: a tolerance band printed once applies to the whole row group until the next printed band; empty cells inherit upward, never interpolated.

Materials

  • A2 stainless steel

Ordering & documentation

Documents

Shipments are backed by Mill Test Certificate (MTC), Dimensional Report, Salt Spray Test Report on request, with full batch traceability from raw material to finished product. Quality management follows the owner-confirmed compliance list: ISO 9001:2015, RoHS, REACH. Exact document sets are confirmed on the order.

Quotation

  • The fastener family (DIN 472 Internal Retaining Rings (for Bores)) plus the standard designation from your drawing — DIN / ISO / JIS / ASTM / ANSI, or a drawing for custom parts.
  • Size (diameter and length), thread type (metric or inch), property class or grade, and coating or finish.
  • Quantity per size and your target delivery date.
  • Destination country, and any required documents (for example a mill test certificate) so the quote includes them.

Sample & supply

Minimum order quantities and lead times for this family are confirmed at quotation — send your sizes, grades and quantities on the RFQ and the quote will carry a firm schedule. Sample availability is confirmed with the quotation.

Storage & shipping

Parts are packed for export and shipped factory-direct to buyers in Europe, Asia, the Americas and the Middle East. Store fasteners dry and protected until installation, and keep coated parts in their packaging until use; specific packing and preservation requirements can be stated on the order and confirmed at quotation.

Frequently asked questions

DIN 471 or DIN 472 — which standard applies to my joint?

The shaft carries the groove: DIN 471 rings seat into a groove on the outside of a shaft, while DIN 472 rings seat into a groove machined inside a housing or bore. Both are axially assembled, both remove and refit with retaining-ring pliers, and both share the same A2 stainless material attribution in the collected sheets. Quote the standard that matches where the groove is machined.

Why does the groove width at d1 = 9 look off-scale?

The sampled row is quoted token-for-token from the collected sheet, and at the smallest sizes the extracted column layout is ambiguous (the 472 sheet prints its groove columns as d2 / m / t / n in a tight layout). Values at d1 = 9 are therefore quoted exactly as printed rather than reattributed; confirm the groove width and depth for the smallest bores on the RFQ before machining.

What should an RFQ for these retaining rings state?

State the standard (DIN 471 external for a shaft, or DIN 472 internal for a bore), the shaft or bore nominal diameter, the ring material (the collected sheets attribute A2 stainless steel to the rings), the groove diameter and width your drawing machines, and quantity per size. Commercial terms are confirmed at quotation.

Request a Quote

Get factory-direct pricing from the manufacturer.

What to include in your inquiry

  • ✓ Standard and property class (e.g. DIN 912, ISO 4762, class 8.8) — or a drawing for custom parts.
  • ✓ Sizes, lengths and thread type (metric or inch).
  • ✓ Quantity per size and your target delivery date.
  • ✓ Destination country, plus any coating or finish requirement.
  • ✓ Any documents you need with the shipment (e.g. mill test certificate) so the quote includes them.
  • ✓ Your inquiry goes straight to the factory team by email and gets a reply within 24 hours.
  • ✓ Factory-direct pricing
  • ✓ Standard and custom specifications
  • ✓ Factory-direct export to buyers in Europe, Asia, the Americas and the Middle East
  • ✓ Full fastener family support

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