Part Number: HL20PB-12-10

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CONDITION:
NS
SPS TECHNOLOGIES, LLC6725
HUCK INTERNATIONAL, INC.17446
SPS TECHNOLOGIES, LLC56878
WEST COAST AEROSPACE INC60516
HI-SHEAR CORPORATION73197
ALCOA GLOBAL FASTENERS, INC.92215
HUCK INTL INC97928
LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INCL4528
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH1.160 INCHES MINIMUM AND 1.180 INCHES MAXIMUM
HEAD STYLEERR-090
HEAD HEIGHT0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.1582 INCHES MINIMUM AND 0.1617 INCHES MAXIMUM
SHANK DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
SHANK STYLEPIN-RIVET, STRAIGHT, THREADED
HEAD MAJOR DIAMETER0.530 INCHES MINIMUM AND 0.565 INCHES MAXIMUM
LUBRICATIONCETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
END ITEM IDENTIFICATIONWSD: HELICOPTER, SOF/HH-53H PAVE LOW; AIRCRAFT, SOF (AC-130H, MC-130H, EC-130E, HC-130); HELICOPTER, ELECTRONIC COUNTERMEASURES, EH-60A; HELICOPTER, BLACK HAWK UH-60A
GRIP LENGTH0.630 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD SIZE0.375 INCHES
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
MATERIALSTEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES DESIGNATORUNJF
A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.