Part Number
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN.) (1.5 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 DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) NOMINAL DIAMETER. NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST BE DESIGNED FOR ANY TYPE OF INSERTED DRIVER, BUT MAY ALSO PROVIDE FOR EXTERNAL WRENCHING OF THE HEAD. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WHICH ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE SCREW, EXTERNALLY RELIEVED BODY. FOR ITEMS WITH A NO. 10 (0.190 IN.) (5 MM) OR LARGER THREAD DIAMETER WITHOUT AN INSERTED DRIVER HEAD, USE BOLT, SHOULDER. EXCLUDES BOLT, INTERNAL WRENCHING AND SCREW, CAP, SOCKET HEAD.
CAGE Information
Code | Company |
---|---|
26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
AATN | SHOULDER DIAMETER | 0.245 INCHES MINIMUM FIRST SHOULDER AND 0.247 INCHES MAXIMUM FIRST SHOULDER |
AASA | THREAD LENGTH | 0.290 INCHES MAXIMUM |
ABQZ | INTERNAL DRIVE STYLE | SLOT |
MATT | MATERIAL | STEEL COMP 630 OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
AAJD | THREAD CLASS | 3A |
CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
AASL | HEAD DIAMETER | 0.500 INCHES NOMINAL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASK | HEAD STYLE | BUTTON |
AASU | HEAD HEIGHT | 0.125 INCHES NOMINAL |
AASB | FASTENER LENGTH | 0.910 INCHES NOMINAL |
AATX | SHOULDER LENGTH | 0.620 INCHES NOMINAL FIRST SHOULDER |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.069 INCHES MINIMUM FIRST HOLE AND 0.074 INCHES MAXIMUM FIRST HOLE |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.807 INCHES NOMINAL FIRST HOLE |
CMLP | THREAD QUANTITY PER INCH | 32 |