Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , CAP , SOCKET HEAD
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE HEAD HAS AN INTERNAL SOCKET OR MULTIPLE SPLINE FOR USE WITH AN INSERTED DRIVER. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES ITEMS WITH BEVEL (CONICAL) HEADS. SEE BOLT, INTERNAL WRENCHING. EXCLUDES SCREW, SHOULDER; AND SCREW, MACHINE.
CAGE Information
Code | Company |
---|---|
18876 | U S ARMY AVIATION AND MISSILE COMMAN |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
ASDB | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
ASDB | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
AASU | HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
AAJD | THREAD CLASS | 3A |
MATT | MATERIAL | STEEL COMP 316 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 316L OVERALL |
AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
CRTL | CRITICALITY CODE JUSTIFICATION | CQBC |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASK | HEAD STYLE | FLAT CHAMFER |
AASL | HEAD DIAMETER | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
THSD | THREAD SERIES DESIGNATOR | UNC |
ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
AASA | THREAD LENGTH | 1.000 INCHES MINIMUM |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
CQBC | MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH |
CMLP | THREAD QUANTITY PER INCH | 13 |
AASB | FASTENER LENGTH | 1.000 INCHES NOMINAL |