Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , EXTERNALLY RELIEVED BODY
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES UNDERCUTS FOR THREAD RELIEF). IT IS NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND HAS A HEAD WHICH IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, INTERNAL WRENCHING AND THUMBSCREW. SEE ALSO SCREW, EXTERNALLY RELIEVED BODY.
CAGE Information
Code | Company |
---|---|
53711 | NAVAL SEA SYSTEMS COMMAND |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
CQBC | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
CQHQ | MINIMUM YIELD STRENGTH | 90000 POUNDS PER SQUARE INCH |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AAWC | FIRST DIAMETER FROM HEAD | 0.275 INCHES NOMINAL |
AASA | THREAD LENGTH | 0.685 INCHES NOMINAL |
CMLP | THREAD QUANTITY PER INCH | 16 |
THSD | THREAD SERIES DESIGNATOR | UNC |
ZZZT | NONDEFINITIVE SPEC/STD DATA | 3 TYPE |
AAJD | THREAD CLASS | 2A |
AASK | HEAD STYLE | HEXAGON |
AATB | WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
MATT | MATERIAL | NICKEL ALLOY K-500 OVERALL |
AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.375 INCHES NOMINAL |
CQFM | HARDNESS RATING | 85.0 ROCKWELL C MINIMUM OVERALL |
AASU | HEAD HEIGHT | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 2.060 INCHES NOMINAL |