National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
BOLT , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION THROUGH HOLES IN ASSEMBLED PARTS AND NORMALLY INTENDED TO BE TIGHTENED OR RELEASED BY TORQUING A NUT. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF ONE NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. FOR ITEMS HAVING A GRIP LENGTH PORTION MACHINED TO A TOLERANCE OF 0.0015 INCH (0.038 MM) OR LESS, BOLT, SHEAR. SEE ALSO SCREW, CAP, HEXAGON HEAD AND SCREW, MACHINE.
Reference/Part Number
Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
---|---|---|---|---|---|---|---|---|
43B21914-120 | 10001 | A | 3 | 9 | X | XX | ||
MILB857ATYPE2 | 81349 | M | 4 | 1 | E | XX |
CAGE Information
Code | Company |
---|---|
10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL D |
81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
CMLP | THREAD QUANTITY PER INCH | 24 |
CMLP | THREAD QUANTITY PER INCH | 24 |
AASU | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
ZZZX | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY MATERIAL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
MATT | MATERIAL | STEEL COMP 416 OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNF |
AASA | THREAD LENGTH | 0.875 INCHES MINIMUM |
ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE |
AAJD | THREAD CLASS | 2A |
AASK | HEAD STYLE | HEXAGON |
AATB | WIDTH BETWEEN FLATS | 0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
CBBL | FEATURES PROVIDED | UNFINISHED HEAD |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
AASB | FASTENER LENGTH | 1.250 INCHES NOMINAL |