5310-01-445-0769 WASHER,LOCK Index 5310-01-445-0771 WASHER,LOCK

National Stock Number:
5310-01-445-0770

Federal Supply Class:
5310

National Item Identification Number:
014450770

Description:
NUT,SELF-LOCKING,EXTENDED WASHER

Detail:
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
3D0007L488277THE BOEING COMPANY
92652M-456878SPS TECHNOLOGIES, LLC
HK52738-4DL15653HOWMET GLOBAL FASTENING SYSTEMS INC
BH00182C4M27238BRISTOL INDUSTRIES, LLC
VN376D04W5M902HOWMET GLOBAL FASTENING SYSTEMS INC.
VN376D048W92215HOWMET GLOBAL FASTENING SYSTEMS INC
VN376D04W92215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALIRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE NUT
AMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR
AMS 5737 ASSN STD 2ND MATERIAL RESPONSE WASHER
SURFACE TREATMENTANODIZE NUT
DISULFIDE MOLYBDENUM WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER
NUT STYLEHEXAGON
WASHER OUTSIDE DIAMETER0.505 INCHES MINIMUM AND
0.515 INCHES MAXIMUM
OVERALL HEIGHT0.292 INCHES MAXIMUM
WASHER THICKNESS0.113 INCHES MINIMUM AND
0.123 INCHES MAXIMUM
WIDTH ACROSS FLATS0.305 INCHES MINIMUM AND
0.313 INCHES MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONDRY FILM LUBRICANT


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