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 |
|---|---|
| 06481 | NORTHROP GRUMMAN GUIDANCE AND ELECTR |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 0.562 INCHES MINIMUM |
| AASA | THREAD LENGTH | 0.562 INCHES MINIMUM |
| AATN | SHOULDER DIAMETER | 0.156 INCHES NOMINAL FIRST SHOULDER |
| AASK | HEAD STYLE | FILLISTER |
| AATX | SHOULDER LENGTH | 0.531 INCHES NOMINAL FIRST SHOULDER |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.062 INCHES NOMINAL FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.438 INCHES NOMINAL FIRST HOLE |
| AASL | HEAD DIAMETER | 0.312 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.125 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| MATT | MATERIAL | STEEL COMP 303SE OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 316 OVERALL |
| AASB | FASTENER LENGTH | 3.688 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |