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 |
---|---|
04729 | UNICORP |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
CWYB | SHOULDER SHAPE | ROUND ALL SHOULDERS |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-764, COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
AASK | HEAD STYLE | PAN NO. 2 |
AATX | SHOULDER LENGTH | 0.531 INCHES NOMINAL ALL SHOULDERS |
MATT | MATERIAL | STEEL COMP 303 OVERALL |
ASDB | WIDTH ACROSS FLATS | 0.099 INCHES NOMINAL |
AASL | HEAD DIAMETER | 0.375 INCHES NOMINAL |
AASB | FASTENER LENGTH | 0.812 INCHES NOMINAL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SHOULDER |
FEAT | SPECIAL FEATURES | BETWEEN SHOULDER AND THREADS THEIRS 1 1/2 THSD UNDERCUT, WITH END 45 DEGREES CHAMFER. BETWEEN SHOULDER AND THE HEAD THEIRS .031 WIDTH CUTDOWN. |
AGAV | END ITEM IDENTIFICATION | AN/ARK222 SIN |
THSD | THREAD SERIES DESIGNATOR | UNF |
AASU | HEAD HEIGHT | 0.190 INCHES NOMINAL |
AAJD | THREAD CLASS | 2A |
ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072-A (EL) E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
CMLP | THREAD QUANTITY PER INCH | 32 |
AASA | THREAD LENGTH | 0.250 INCHES NOMINAL |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
AATN | SHOULDER DIAMETER | 0.249 INCHES NOMINAL ALL SHOULDERS |