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 |
---|---|
60516 | WEST COAST AEROSPACE INC |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AASA | THREAD LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 24 |
THSD | THREAD SERIES DESIGNATOR | UNJF |
AATX | SHOULDER LENGTH | 0.301 INCHES MINIMUM FIRST SHOULDER AND 0.321 INCHES MAXIMUM FIRST SHOULDER |
AAJD | THREAD CLASS | 3A |
CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
AASL | HEAD DIAMETER | 0.429 INCHES MINIMUM AND 0.477 INCHES MAXIMUM |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASB | FASTENER LENGTH | 0.827 INCHES MINIMUM AND 0.857 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT COUNTERSUNK |
CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
AATN | SHOULDER DIAMETER | 0.3271 INCHES MINIMUM FIRST SHOULDER AND 0.3276 INCHES MAXIMUM FIRST SHOULDER |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
FEAT | SPECIAL FEATURES | SOCKET DRIVE RECESS IN THREAD END 0.127 IN. MIN AND 0.130 IN. MAX WIDTH ACROSS FLATS |