Hi-Lok - 100°, Flush Shear Head, Oversized For Hl19, Alloy Steel, Cadmium Plated | Diameter: 9/32", Grip Length: 1/2"
| Detail | Characteristic |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.885 INCHES MINIMUM AND 0.905 INCHES MAXIMUM |
| GRIP LENGTH | 0.505 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.421 INCHES MINIMUM AND 0.426 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHANK DIAMETER | 0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 95000 SINGLE POUNDS PER SQUARE INCH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 28 |
| WIDTH BETWEEN FLATS | 0.094 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
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Unit of Measure
Inventory |
N/A {127} |
Estimated Ship Date |
N/A Ships in 1 Business Day |
Inventory Note |
N/A Need additional stock? Call (877) 920-1876 or email |
Thread Size |
N/A 1/4-28 |
Head Type |
N/A Flush Shear |
Head Angle |
N/A 100 º |
Thread Type |
N/A 1/4-28-UNJF-3A Modified |
Tensile Strength |
N/A 160000 to 180000 psi |
Shear Strength |
N/A 95000 psi |
Maximum Grip |
N/A 1/2 in |
Nominal Diameter |
N/A 9/32 in |
Diameter A |
N/A 0.4210 in0.4260 in |
Reference B |
N/A 0.395 in |
Diameter D |
N/A 0.2797 in0.2807 in |
Diameter TD |
N/A 0.2410 in0.2440 in |
Dimension H |
N/A 0.0589 in0.0610 in |
Minimum Double Shear Load |
N/A 11800 lb |
Minimum Tension Load |
N/A 3700 lb |
Maximum Grip + B Tolerance |
N/A ±0.010 in |
Maximum Grip Tolerance |
N/A ±0.005 in |
Weight |
N/A .005 lb |
Manufacturer |
N/A Hi-Lok |
Alternate Part Number |
N/A BACB30KF8-8 |
NSN |
N/A 5320-00-279-4727 |
NIIN |
N/A 00-279-4727 |
Part # Unpunctuated |
N/A HL21988 |
Minimum Order Note |
N/A Minimum order is 10. Must order in increments of 1. |
Note |
N/A Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment. |
California Residents |
N/A Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm. |
