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Part Number

Part Number:
NSN:
NIIN:
Item Name:
BOLT , SHOULDER

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO. 10 (0.190 IN.) (5 MM) OR LARGER. IT HAS A ROUND UNTHREADED NECK OR SHANK ALL OR PART OF WHICH IS OF GREATER DIAMETER THAN THE THREADED PORTION. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WITH A THREAD DIAMETER SMALLER THAN NO. 10 (0.190 IN.) (5 MM) AND THOSE ITEMS WITH AN INSERTED DRIVE HEAD, USE SCREW, SHOULDER. FOR ITEMS WHICH ARE NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE BOLT, EXTERNALLY RELIEVED BODY. EXCLUDES THUMBSCREW.

CAGE Information

Code Company
43999 BOEING COMPANY THE DBA BOEING DIV DE

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
THSD THREAD SERIES DESIGNATOR UNJF
AASA THREAD LENGTH 0.280 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
AAJD THREAD CLASS 3A
CWYB SHOULDER SHAPE ROUND FIRST SHOULDER
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
CMLP THREAD QUANTITY PER INCH 28
AATN SHOULDER DIAMETER 0.3095 INCHES MINIMUM FIRST SHOULDER AND 0.3105 INCHES MAXIMUM FIRST SHOULDER
AASU HEAD HEIGHT 0.156 INCHES NOMINAL
AAJF THREAD DIRECTION RIGHT-HAND
AASB FASTENER LENGTH 1.845 INCHES MINIMUM AND 1.865 INCHES MAXIMUM
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CRZS DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 1.755 INCHES MINIMUM FIRST HOLE AND 1.765 INCHES MAXIMUM FIRST HOLE
MATT MATERIAL STEEL COMP XM-13 OVERALL
AASK HEAD STYLE HEXAGON
AATX SHOULDER LENGTH 1.555 INCHES MINIMUM FIRST SHOULDER AND 1.565 INCHES MAXIMUM FIRST SHOULDER
AATB WIDTH BETWEEN FLATS 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
AAWB SHANK UNTHREADED HOLE DIAMETER 0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE

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