Coiled pins | Loom clamps | Cushion clamps | Grooved pins

internal retaining rings

S Housing Diameter

Part
No.

Groove Dimensions

Ring Dimensions

Free Gap

Ring
Thrust
Capacity
Lbs.

inches

MM
equiv.

Diameter

Width
A

Depth
B Nom.

Free O.D.

Width
W
Thick
T±.002
Min.

Max.

Dec.

Fract.

C

Tol.

D

Tol.

.375

3/8

9.53

NAN37

.395

±.003

.028
+.003
-.000

.010

.400

+.020
-.000

.035
±.003

.025

.125

.218

250

.438

7/16

11.12

NAN43

.462

.012

.467

300

.500

1/2

12.70

NAN50

.524

.039
+.003
-.000

.530

+.025
-.000

.040
±.003

.035

.187

.344

470

.512

13.00

NAN51

.536

.542

480

.562

9/16

14.27

NAN56

.590

.014

.600

.048
±.003

510

.625

5/8

15.88

NAN62

.657

.016

.670

620

.688

11/16

17.48

NAN68

.720

.733

700

.750

3/4

19.05

NAN75

.786

.018

.799

750

.777

19.74

NAN77

.813

.046
+.003
-.000

.827

.062
±.003

.042

1020

.812

13/16

20.62

NAN81

.852

.020

.867

1090

.875

7/8

22.23

NAN87

.919

.022

.934

+.031
-.000

.281

.438

1130

.901

22.88

NAN90

.945

.961

.078
±.003

1260

.938

15/16

23.82

NAN93

.986

.024

1.003

1360

1.000

1

25.40

NAN100

1.052

1.070

1470

1.023

25.98

NAN102

1.075

±.005

.026

1.094

.093
±.003

1500

1.062

1 1/16

26.97

NAN106

1.114

.056
+.003
-.000

1.134

.050

1780

1.125

1 1/8

28.58

NAN112

1.181

.028

1.202

.375

.562

1880

1.188

1 3/16

30.17

NAN118

1.248

.030

1.270

1990

1.250

1 1/4

31.75

NAN125

1.314

.032

1.337

.109
±.003

2090

1.312

1 5/16

33.32

NAN131

1.380

.034

1.404

2200

1.375

1 3/8

34.93

NAN137

1.447

.036

1.472

2300

1.438

1 7/16

36.52

NAN143

1.510

1.535

.125
±.005

2460

1.456

36.08

NAN145

1.532

.038

1.557

2490

1.500

1 1/2

38.10

NAN150

1.576

1.607

2560

1.562

1 9/16

39.67

NAN156

1.642

.068
+.004
-.000

.040

1.668

+.046
-.000

.062

.437

.687

3060

1.625

1 5/8

41.28

NAN162

1.709

.042

1.736

.141
±.005

3190

1.653

41.99

NAN165

1.737

1.765

3240

1.688

1 11/16

42.87

NAN168

1.776

.044

1.804

.156
±.005

3370

1.750

1 3/4

44.45

NAN175

1.842

.046

1.870

3510

1.812

1 13/16

46.02

NAN181

1.904

1.933

3640

1.850

47.00

NAN185

1.946

.048

1.975

3710

1.875

1 7/8

47.63

NAN187

1.971

2.000

3760

1.938

1 15/16

49.22

NAN193

2.038

.050

2.068

.500

.750

3870

1.968

1 31/32

49.99

NAN196

2.068

2.098

3935

2.000

2

50.80

NAN200

2.100

2.131

4000

2.062

2 1/16

52.37

NAN206

2.166

±.006

.086
+.005
-.000

.052

2.197

4380

2.125

2 1/8

53.98

NAN212

2.229

2.260

.078

5140

2.188

2 3/16

55.55

NAN218

2.296

.054

2.331

.171
±.005

5470

2.250

2 1/4

57.15

NAN225

2.358

2.393

5630

2.312

2 5/16

58.72

NAN231

2.424

.056

2.459

5790

2.375

2 3/8

60.33

NAN237

2.487

2.523

5950

2.440

61.98

NAN244

2.556

.058

2.592

.187
±.005

6270

2.500

2 1/2

63.50

NAN250

2.616

2.653

6350

2.531

2 17/32

64.28

NAN253

2.651

.060

2.688

6510

2.562

2 9/16

65.07

NAN256

2.686

.103
+.005
-.000

.062

2.726

.093

.562

.812

8400

2.625

2 5/8

66.67

NAN262

2.750

2.790

8650

2.688

2 11/16

68.27

NAN268

2.816

2.856

8800

2.717

68.83

NAN271

2.842

.064

2.882

8875

2.750

2 3/4

69.85

NAN275

2.878

2.918

+.062
-.000

8950

2.813

2 13/16

71.45

NAN281

2.945

.066

2.985

.625

.875

9100

2.834

72.00

NAN283

2.966

3.006

9250

2.875

2 7/8

73.00

NAN287

3.011

.068

3.056

9400

3.000

3

76.20

NAN300

3.136

3.181

9550

3.062

3 1/16

77.78

NAN306

3.202

.120
+.005
-.000

.070

3.247

.218
±.005

.109

10470

3.125

3 1/8

79.38

NAN312

3.265

3.311

10690

3.156

3 5/32

80.16

NAN315

3.296

3.342

10800

3.250

3 1/4

82.55

NAN325

3.394

.072

3.442

.718

1.062

11120

3.346

85.00

NAN334

3.490

3.539

11450

3.469

3 15/32

88.00

NAN346

3.613

3.663

11870

3.500

3 1/2

88.90

NAN350

3.648

.074

3.700

+.078
-.000

.250
±.005

11970

3.543

90.00

NAN354

3.691

3.745

12120

3.562

3 9/16

90.47

NAN356

3.710

3.766

12190

3.625

3 5/8

92.08

NAN362

3.773

3.831

12380

3.750

3 3/4

95.25

NAN375

3.902

.076

3.962

12600

3.875

3 7/8

98.42

NAN387

4.027

4.089

12820

3.938

3 15/16

100.00

NAN393

4.094

.078

4.156

13230

4.000

4

101.60

NAN400

4.156

4.221

+.093
-.000

.875

1.312

13690

4.125

4 1/8

104.77

NAN412

4.285

.080

4.355

14110

4.250

4 1/4

107.65

NAN425

4.410

4.485

14540

4.330

110.00

NAN433

4.490

4.565

14960

4.436

4 7/16

112.69

NAN443

4.596

4.670

15170

4.500

4 1/2

114.30

NAN450

4.664

.082

4.744

15390

4.625

4 5/8

117.48

NAN462

4.795

.085

4.875

15830

4.750

4 3/4

120.65

NAN475

4.926

.088

5.011

.281
±.005

16250

5.000

5

127.00

NAN500

5.180

.090

5.265

17110

5.250

5 1/4

133.35

NAN525

5.435

±.007

.139
+.006
-.000

.092

5.530

+.125
-.000

.312
±.005

.125

1.000

1.500

20590

5.375

5 3/8

136.53

NAN537

5.565

.095

5.660

21110

5.500

5 1/2

140.00

NAN550

5.696

.098

5.796

21790

5.750

5 3/4

146.05

NAN575

5.950

.100

6.050

22570

6.000

6

152.40

NAN600

6.204

.102

6.309

23550

6.250

6 1/4

158.75

NAN625

6.458

±.008

.174
+.006
-.000

.104

6.568

.343
±.005

.156

29420

6.500

6 1/2

165.00

NAN650

6.712

.106

6.832

+.156
-.000

1.125

1.812

30610

6.625

6 5/8

168.27

NAN662

6.845

.110

6.975

31400

6.750

6 3/4

171.45

NAN675

6.970

7.100

32640

7.000

7

177.80

NAN700

7.220

7.350

34850

7.250

7 1/4

184.15

NAN725

7.500

.209
+.006
-.000

.125

7.630

+.187
-.000

.375
±.005

.187

1.375

2.250

38060

7.500

7 1/2

190.50

NAN750

7.750

7.890

39450

8.000

8

203.20

NAN800

8.250

8.400

41960

8.250

8 1/4

209.55

NAN825

8.540

.145

8.665

.437
±.005

1.625

2.500

43320

8.500

8 1/2

215.90

NAN850

8.790

8.915

44710

8.750

8 3/4

222.25

NAN875

9.080

.165

9.205

.500
±.005

48900

9.000

9

228.60

NAN900

9.330

9.455

49740

9.055

230.00

NAN905

9.384

9.509

1.750

2.625

50050

9.500

9 1/2

241.30

NAN950

9.830

9.955

52520

9.840

9 27/32

250.00

NAN984

10.170

10.295

53780

10.000

10

254.00

NAN1000

10.330

10.455

55400

back to Constant Section Rings index

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S Housing Diameter			Part No.	Groove Dimensions				Ring Dimensions				Free Gap		Ring Thrust Capacity Lbs.
inches		MM equiv.		Diameter		Width A	Depth B Nom.	Free O.D.		Width W	Thick T±.002	Min.	Max.
Dec.	Fract.	MM equiv.		C	Tol.	Width A	Depth B Nom.	D	Tol.	Width W	Thick T±.002	Min.	Max.
.375	3/8	9.53	NAN37	.395	±.003	.028 +.003 -.000	.010	.400	+.020 -.000	.035 ±.003	.025	.125	.218	250
.438	7/16	11.12	NAN43	.462		.028 +.003 -.000	.012	.467	+.020 -.000	.035 ±.003	.025	.125	.218	300
.500	1/2	12.70	NAN50	.524		.039 +.003 -.000		.530	+.025 -.000	.040 ±.003	.035	.187	.344	470
.512		13.00	NAN51	.536				.542		.040 ±.003				480
.562	9/16	14.27	NAN56	.590			.014	.600		.048 ±.003				510
.625	5/8	15.88	NAN62	.657			.016	.670						620
.688	11/16	17.48	NAN68	.720			.016	.733						700
.750	3/4	19.05	NAN75	.786			.018	.799						750
.777		19.74	NAN77	.813		.046 +.003 -.000	.018	.827		.062 ±.003	.042			1020
.812	13/16	20.62	NAN81	.852			.020	.867						1090
.875	7/8	22.23	NAN87	.919			.022	.934	+.031 -.000			.281	.438	1130
.901		22.88	NAN90	.945			.022	.961		.078 ±.003				1260
.938	15/16	23.82	NAN93	.986			.024	1.003						1360
1.000	1	25.40	NAN100	1.052			.024	1.070						1470
1.023		25.98	NAN102	1.075	±.005		.026	1.094		.093 ±.003				1500
1.062	1 1/16	26.97	NAN106	1.114		.056 +.003 -.000	.026	1.134			.050			1780
1.125	1 1/8	28.58	NAN112	1.181			.028	1.202				.375	.562	1880
1.188	1 3/16	30.17	NAN118	1.248			.030	1.270						1990
1.250	1 1/4	31.75	NAN125	1.314			.032	1.337		.109 ±.003				2090
1.312	1 5/16	33.32	NAN131	1.380			.034	1.404						2200
1.375	1 3/8	34.93	NAN137	1.447			.036	1.472						2300
1.438	1 7/16	36.52	NAN143	1.510			.036	1.535		.125 ±.005				2460
1.456		36.08	NAN145	1.532			.038	1.557						2490
1.500	1 1/2	38.10	NAN150	1.576			.038	1.607						2560
1.562	1 9/16	39.67	NAN156	1.642		.068 +.004 -.000	.040	1.668	+.046 -.000		.062	.437	.687	3060
1.625	1 5/8	41.28	NAN162	1.709			.042	1.736		.141 ±.005				3190
1.653		41.99	NAN165	1.737			.042	1.765		.141 ±.005				3240
1.688	1 11/16	42.87	NAN168	1.776			.044	1.804		.156 ±.005				3370
1.750	1 3/4	44.45	NAN175	1.842			.046	1.870						3510
1.812	1 13/16	46.02	NAN181	1.904			.046	1.933						3640
1.850		47.00	NAN185	1.946			.048	1.975						3710
1.875	1 7/8	47.63	NAN187	1.971			.048	2.000						3760
1.938	1 15/16	49.22	NAN193	2.038			.050	2.068				.500	.750	3870
1.968	1 31/32	49.99	NAN196	2.068				2.098						3935
2.000	2	50.80	NAN200	2.100				2.131						4000
2.062	2 1/16	52.37	NAN206	2.166	±.006	.086 +.005 -.000	.052	2.197						4380
2.125	2 1/8	53.98	NAN212	2.229			.052	2.260			.078			5140
2.188	2 3/16	55.55	NAN218	2.296			.054	2.331		.171 ±.005				5470
2.250	2 1/4	57.15	NAN225	2.358			.054	2.393						5630
2.312	2 5/16	58.72	NAN231	2.424			.056	2.459						5790
2.375	2 3/8	60.33	NAN237	2.487			.056	2.523						5950
2.440		61.98	NAN244	2.556			.058	2.592		.187 ±.005				6270
2.500	2 1/2	63.50	NAN250	2.616			.058	2.653						6350
2.531	2 17/32	64.28	NAN253	2.651			.060	2.688						6510
2.562	2 9/16	65.07	NAN256	2.686		.103 +.005 -.000	.062	2.726			.093	.562	.812	8400
2.625	2 5/8	66.67	NAN262	2.750				2.790						8650
2.688	2 11/16	68.27	NAN268	2.816				2.856						8800
2.717		68.83	NAN271	2.842			.064	2.882						8875
2.750	2 3/4	69.85	NAN275	2.878			.064	2.918	+.062 -.000					8950
2.813	2 13/16	71.45	NAN281	2.945			.066	2.985				.625	.875	9100
2.834		72.00	NAN283	2.966			.066	3.006						9250
2.875	2 7/8	73.00	NAN287	3.011			.068	3.056						9400
3.000	3	76.20	NAN300	3.136			.068	3.181						9550
3.062	3 1/16	77.78	NAN306	3.202		.120 +.005 -.000	.070	3.247		.218 ±.005	.109			10470
3.125	3 1/8	79.38	NAN312	3.265				3.311						10690
3.156	3 5/32	80.16	NAN315	3.296				3.342						10800
3.250	3 1/4	82.55	NAN325	3.394			.072	3.442				.718	1.062	11120
3.346		85.00	NAN334	3.490				3.539						11450
3.469	3 15/32	88.00	NAN346	3.613				3.663						11870
3.500	3 1/2	88.90	NAN350	3.648			.074	3.700	+.078 -.000	.250 ±.005				11970
3.543		90.00	NAN354	3.691				3.745						12120
3.562	3 9/16	90.47	NAN356	3.710				3.766						12190
3.625	3 5/8	92.08	NAN362	3.773				3.831						12380
3.750	3 3/4	95.25	NAN375	3.902			.076	3.962						12600
3.875	3 7/8	98.42	NAN387	4.027			.076	4.089						12820
3.938	3 15/16	100.00	NAN393	4.094			.078	4.156						13230
4.000	4	101.60	NAN400	4.156			.078	4.221	+.093 -.000			.875	1.312	13690
4.125	4 1/8	104.77	NAN412	4.285			.080	4.355						14110
4.250	4 1/4	107.65	NAN425	4.410				4.485						14540
4.330		110.00	NAN433	4.490				4.565						14960
4.436	4 7/16	112.69	NAN443	4.596				4.670						15170
4.500	4 1/2	114.30	NAN450	4.664			.082	4.744						15390
4.625	4 5/8	117.48	NAN462	4.795			.085	4.875						15830
4.750	4 3/4	120.65	NAN475	4.926			.088	5.011		.281 ±.005				16250
5.000	5	127.00	NAN500	5.180			.090	5.265		.281 ±.005				17110
5.250	5 1/4	133.35	NAN525	5.435	±.007	.139 +.006 -.000	.092	5.530	+.125 -.000	.312 ±.005	.125	1.000	1.500	20590
5.375	5 3/8	136.53	NAN537	5.565			.095	5.660						21110
5.500	5 1/2	140.00	NAN550	5.696			.098	5.796						21790
5.750	5 3/4	146.05	NAN575	5.950			.100	6.050						22570
6.000	6	152.40	NAN600	6.204			.102	6.309						23550
6.250	6 1/4	158.75	NAN625	6.458	±.008	.174 +.006 -.000	.104	6.568		.343 ±.005	.156			29420
6.500	6 1/2	165.00	NAN650	6.712			.106	6.832	+.156 -.000			1.125	1.812	30610
6.625	6 5/8	168.27	NAN662	6.845			.110	6.975						31400
6.750	6 3/4	171.45	NAN675	6.970				7.100						32640
7.000	7	177.80	NAN700	7.220				7.350						34850
7.250	7 1/4	184.15	NAN725	7.500		.209 +.006 -.000	.125	7.630	+.187 -.000	.375 ±.005	.187	1.375	2.250	38060
7.500	7 1/2	190.50	NAN750	7.750				7.890						39450
8.000	8	203.20	NAN800	8.250				8.400						41960
8.250	8 1/4	209.55	NAN825	8.540			.145	8.665		.437 ±.005		1.625	2.500	43320
8.500	8 1/2	215.90	NAN850	8.790			.145	8.915		.437 ±.005				44710
8.750	8 3/4	222.25	NAN875	9.080			.165	9.205		.500 ±.005				48900
9.000	9	228.60	NAN900	9.330				9.455						49740
9.055		230.00	NAN905	9.384				9.509				1.750	2.625	50050
9.500	9 1/2	241.30	NAN950	9.830				9.955						52520
9.840	9 27/32	250.00	NAN984	10.170				10.295						53780
10.000	10	254.00	NAN1000	10.330				10.455						55400