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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
56878 SPS TECHNOLOGIES LLC DBA AEROSPACE D

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ASXK HOLE QUANTITY 2
THSD THREAD SERIES DESIGNATOR UNJF
AATN SHOULDER DIAMETER 0.259 INCHES MINIMUM FIRST SHOULDER AND 0.260 INCHES MAXIMUM FIRST SHOULDER
AAJD THREAD CLASS 3A
CWYB SHOULDER SHAPE ROUND FIRST SHOULDER
AATD EXTENDED WASHER THICKNESS 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
CMLP THREAD QUANTITY PER INCH 28
AATC EXTENDED WASHER DIAMETER 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
AASA THREAD LENGTH 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
AAUB HOLE DIAMETER 0.063 INCHES NOMINAL
MATT MATERIAL STEEL COMP 8740 OVERALL
CRHC HOLE CONFIGURATION STYLE DOUBLE HEXAGON LONGITUDINAL HOLE
AASB FASTENER LENGTH 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM
AATX SHOULDER LENGTH 2.080 INCHES MINIMUM FIRST SHOULDER AND 2.120 INCHES MAXIMUM FIRST SHOULDER
AATB WIDTH BETWEEN FLATS 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
AASU HEAD HEIGHT 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM
BQDM HOLE TYPE DRILLED
CQFM HARDNESS RATING 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL
SFTT SURFACE TREATMENT CADMIUM OVERALL
AASK HEAD STYLE DOUBLE HEXAGON W/HOLE

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