DIMENSIONS

NOM. DIA.

(A)

(B)

�.006

(C)

+.000  -.030

(D)

(E)

(G)

MAX.

(H)

MIN.

(M)

MIN.

(N)

MAX.

DOUBLE  SHEAR STEEL

MAX.

MIN.

MAX.

MIN.

MAX.

MIN.

3/16

.1885

.1870

.220

.260

.310

.250

.500

.380

1.270

.800

1.1

.10

4600

1/4

.2485

.2470

.289

.290

.310

.250

.500

.380

1.270

.800

1.1

.10

8200

5/16

.3110

.3095

.375

.330

.310

.250

.500

.380

1.270

.800

1.1

.10

12800

3/8

.3735

.3720

.440

.365

.390

.300

.625

.510

1.450

.850

1.18

.10

18400

1/2

.4985

.4970

.594

.460

.565

.435

.800

.630

1.600

.885

1.35

.12

32800

5/8

.6235

.6220

.750

.580

.580

.450

.975

.810

1.700

.980

1.45

.12

51200

3/4

.7485

.7470

.887

.670

.700

.570

1.000

.810

1.720

1.030

1.8

.15

73600

SPECIFICATIONS

PART NAME

ALLOY STEEL

CORROSION RESISTANT

BODY & SPINDLE

STEEL 4130 (MIL-T-6736 OR MIL-S-6758)

CRES 17-4PH (AMS 5643) OR PH15-7MO (AMS 5657)

BALLS

CRES 440C (QQ-S-763)

CRES 440C (QQ-S-763)

BUTTONS

MILD STEEL (ASTM-A-108) OR 

ALUMINUM 2024/2017 (QQ-A-225/6 OR /5)

CRES 303 (ASTM-A-581/582) OR 

ALUMINUM 2024/2017 (QQ-225/6 OR /5)

"B" BUTTON HEAD

MILD STEEL (ASTM-A-108) OR 

ALUMINUM 2024/2017 (QQ-A-225/6 OR /5)

CRES 303 (ASTM-A-581/582) OR 

ALUMINUM 2024/2017 (QQ-225/6 OR /5)

"TA"/"LA" HEAD

ALUMINUM CASTING 380 (QQ-A-591)

ALUMINUM CASTING 380 (QQ-A-591)

"R" HANDLE RING

CRES 302 (ASTM-A-313)

CRES 302 (ASTM-A-313)

"R" HANDLE HEAD

MILD STEEL (ASTM-A-108)

CRES 303 (ASTM-A 581/582)

COLLAR (ON ALUM. HANDLES ONLY)

MILD STEEL (ASTM-A-108 OR 366)

CRES 300 SERIES (ASTM-A-581/582 OR QQ-S-766)

SPRING/ATTACHING RING

MUSIC WIRE (ASTM-A-228)

CRES 17-7PH (AMS 5678) OR 302 (ASTM-A-313)

GRIP LENGTHS PART NUMBER -R TYPE

PIN DIA.

1/2

1

1-1/2

2

2-1/2

3

3-1/2

4

5

3/16

-

553-01

-

-

-

-

-

-

-

1/4

553-10

553-11

553-12

553-13

553-14

553-15

-

553-17

-

5/16

-

-

-

553-23

553-24

553-25

-

553-27

-

3/8

-

553-31

553-32

553-33

553-34

553-35

-

553-37

-

1/2

-

553-41

553-42

553-43

553-44

553-45

-

553-47

-

5/8

-

-

-

553-53

553-54

553-55

553-56

553-57

553-59

3/4

-

-

-

553-63

553-64

553-65

553-66

553-67

553-69