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 |
|---|---|
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 6.119 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.370 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.650 INCHES MINIMUM |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP 4340 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE SIDES OF HEAD |
| ASDB | WIDTH ACROSS FLATS | 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| SFTT | SURFACE TREATMENT | CHROMIUM GRIP |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SFTT | SURFACE TREATMENT | CHROMIUM SIDES OF HEAD |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 6415 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | LEFT-HAND |
| CQFM | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| AASU | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASK | HEAD STYLE | WATERTIGHT |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AAUM | LOCKING FEATURE | DISTORTIONS THREADS |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE GRIP |