Hi-Lok - Protruding Shear Head, Oversized For Hl18, Alloy Steel, Cadmium Plated | Diameter: 9/32", Grip Length: 9/16"

Detail Characteristic
END ITEM IDENTIFICATIONWS: AIRCRAFT, STRATOFORTRESS B-52; JOINT STARS TARGET RADAR SYSTEM; AIRCRAFT, THUNDERBOLT II, A-10; AIRCRAFT, STRATOLIFTER C-135; AIRCRAFT, SOF (AC-130H, MC-130H, EC-130E, HC-130)
FASTENER LENGTH0.947 INCHES MINIMUM AND 0.967 INCHES MAXIMUM
GRIP LENGTH0.567 INCHES MAXIMUM
HEAD HEIGHT0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
HEAD MAJOR DIAMETER0.387 INCHES MINIMUM AND 0.412 INCHES MAXIMUM
HEAD STYLEERR-090
LUBRICATIONCETYL ALCOHOL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-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
MATERIALSTEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD SIZE0.250 INCHES
SHANK DIAMETER0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM
SHANK STYLEPIN-RIVET, STRAIGHT, THREADED
SHEAR STRENGTH95000 SINGLE POUNDS PER SQUARE INCH
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH28
WIDTH BETWEEN FLATS0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM

Welcome Back
Winback Offer

Unit of Measure

Specifications

Inventory

N/A {0}

Estimated Ship Date

N/A {N/A}

Inventory Note

N/A Need additional stock? Call (877) 920-1876 or email

Thread Size

N/A 1/4-28

Head Type

N/A Protruding Shear

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 9/16 in

Nominal Diameter

N/A 9/32 in

Diameter A

N/A 0.387 in0.412 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

Reference G

N/A 0.03 in

Dimension H

N/A 0.059 in0.069 in

Minimum Double Shear Load

N/A 11800 lb

Minimum Tension Load

N/A 4300 lb

Radius R

N/A 0.015 in0.025 in

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 BACB30KK8-9

NSN

N/A 5320-00-414-6166

NIIN

N/A 00-414-6166

Part # Unpunctuated

N/A HL21889

Minimum Order Note

N/A Minimum order is 5. Must order in increments of 1.

Note

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.