Ball-Lok® Quick Release Pins



Dimensions
Adjustable Grip Pin Dimensions

  C   CALC. DOUBLE
DASH A B +.000 D E F G H J K SHEAR LBS.
NO. MAX. MIN. +/- .005 -.030 MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. STEEL CRES
3 .1885 .1870 .220 .260 .185 .165 .500 .380 1.815 1.750 1.630 .870 1.800 1.720 .340 4¸600 5¸150
4 .2485 .2470 .289 .290 .185 .165 .500 .380 1.815 1.750 1.630 .870 1.800 1.720 .340 8¸200 9¸200
5 .3110 .3095 .375 .330 .185 .165 .625 .510 2.065 1.935 1.730 .870 2.030 1.945 .390 12¸800 14¸400
6 .3735 .3720 .440 .365 .285 .265 .800 .630 2.345 2.220 1.730 .870 2.360 2.230 .500 18¸400 20¸600
7 .4360 .4345 .509 .380 .345 .325 .800 .630 2.345 2.220 1.730 .990 2.360 2.230 .500 25¸000 28¸000
8 .4985 .4970 .594 .460 .345 .325 .800 .630 2.345 2.220 1.830 .990 2.360 2.230 .500 32¸800 36¸800
9 .5610 .5595 .666 .510 .375 .355 .975 .810 3.100 2.250 1.830 .990 3.070 2.385 .600 41¸200 46¸000
10 .6235 .6220 .750 .580 .375 .355 .975 .810 3.100 2.250 2.480 1.240 3.070 2.385 .600 51¸200 57¸500
12 .7485 .7470 .887 .670 .500 .480 1.320 1.120 3.520 2.750 2.480 1.240 3.700 2.750 .800 73¸600 82¸500
14 .8735 .8720 1.046 .760 .656 .636 1.320 1.120 3.520 2.750 2.720 1.610 3.700 2.750 .800 100¸000 112¸500
16 .9985 .9970 1.219 .890 .656 .636 1.320 1.120 3.520 2.750 2.720 1.610 3.700 2.750 .800 131¸000 147¸000

Specifications

PART NAME ALLOY STEEL CORROSION RESISTANT
BODY ALLOY STEEL 4130 MIL-T-6736/MIL-S-6758 CRES 17-4PH OR 15-7MO AMS 5643/AMS5657
SPINDLE ALLOY STEEL 4130 MIL-S-6758 CRES 17-4PH AMS 5643
BUTTON CARBON STEEL ASTM-A-108 OR EQUIV. CRES 303 ASTM-A-581/582
SPRING MUSIC WIRE ASTM-A-228 CRES 17-7PH/302 AMS 5678/ASTM-A-313
HANDLE ALUMINUM ALLOY 380 QQ-A-591 ALUMINUM ALLOY 380 QQ-A-591
BALL CRES 440C QQ-S-763 CRES 440C QQ-S-763
NUT CARBON STEEL ASTM-A-108 OR EQUIV. CRES 303 ASTM-A-581/582
ATTACHING HOOK CARBON STEEL WIRE OR CRES 302 ASTM-A-228/ASTM-A-313 CRES 302 ASTM-A-313

Heat Treat
ALLOY STEEL: SHANK & SPINDLE - 1100/1240 MP a or 160/180 KSI. (MIL-H-6875)
CORROSION RESISTANT STEEL: SHANK & SPINDLE - 1240/1455 MP a OR 180/210 KSI. (MIL-H-6875)
BALL HARDNESS: Rc 58-62

Protective Treatment

CARBON AND ALLOY STEEL: CADMIUM PLATE (QQ-P-416 TYPE 1 OR TYPE II CLASS 2)
CORROSION RESISTANT STEEL: PASSIVATE (QQ-P-35)
ALUMINUM ALLOY: ANODIZE (MIL-A-8625) HANDLE (DYE DARK GRAY OR BLACK)

Notes
1) PINS ARE IDENTIFIED PER MIL-STD-130 AND APPLICABLE SPECIFICATIONS.
2) BALLS MAY BE ROTATED TO POSITIONS OTHER THAN SHOWN.
3) OPTIONAL LANYARD IS ATTACHED DIRECTLY TO THE HANDLE.

Lanyard Table 1

TABLE 1
TAB HOLE SIZE
DASH NO. T DIA. +.004/-.001
-4 .129
-6 .194
-7 .255
-8 .281
-10 .318
-12 .377

Lanyard Notes

NOTES
CABLE: SIZE 1/16 DIAMETER. 7 X 7 CORROSION RESISTANT STEEL PER MIL-W-83420. VINYL COATED - COLOR GREEN
  PER MIL-I-631. RATED FULL STRENGTH: 480 LBS. SWAGING SLEEVE: NICOPRESS 28-IC OR EQUIV.
TAB: A - ALUMINUM ALLOY 2024-T4 PER QQ-A-250/4. C - CORROSION RESISTANT STEEL PER MIL-W-83420.
FINISH: ALL CRES PARTS PASSIVATED PER QQ-P-35. ALL ALUMINUM PARTS ANODIZED PER MIL-A-8625