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NUT,SELF-LOCKING,EXTENDED WASHER

5310-01-181-9340NIIN 011819340USAEA · activeDEMIL ASOS SMSCatalog $16
FSC5310Nuts and Washers
Suppliers
3
DIBBS awards
0
Total value
Last award

Approved manufacturers

Qualified to supply per MCRL — no confirmed DIBBS award on record for this NSN. Each CAGE opens the manufacturer page.

Characteristics

FLIS item characteristics from PUB LOG identification.

CharacteristicValue
COUNTERBORE DIAMETERFIRST END INCHES MAXIMUM 0.421
HARDNESS RATINGROCKWELL C MAXIMUM 38.0
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
MATERIALOVERALL STEEL COMP 8630 OR STEEL COMP 4037 OR STEEL COMP 8740
MATERIAL DOCUMENT AND CLASSIFICATIONOVERALL ASSN STD 1ST MATERIAL RESPONSE A-S 6280 OR ASSN STD 2ND MATERIAL RESPONSE A-S 6300 OR ASSN STD 3RD MATERIAL RESPONSE A-S 6322
NOMINAL THREAD SIZEINCHES 0.375
OVERALL HEIGHTINCHES MAXIMUM 0.458
SURFACE TREATMENTOVERALL CADMIUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONOVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 1,CL 3
TEMP RATINGFAHRENHEIT MAXIMUM 450.0
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
WASHER OUTSIDE DIAMETERINCHES MAXIMUM 0.688
WASHER THICKNESSINCHES MINIMUM 0.103
WIDTH ACROSS FLATSINCHES MINIMUM 0.492 AND INCHES MAXIMUM 0.502

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DIBBS · quotes by Sep 17, 2026 · UNRESTRICTED