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 |
|---|---|
| 71838 | SPS TECHNOLOGIES AFG DIV |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQHQ | MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| ASDB | WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 305 OVERALL OR STEEL COMP 384 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP XM-7 OVERALL |
| CQBC | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| AASA | THREAD LENGTH | 1.000 INCHES MINIMUM AND 1.120 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASB | FASTENER LENGTH | 6.500 INCHES MINIMUM AND 6.620 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 6 TYPE |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| AASL | HEAD DIAMETER | 0.530 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 5TH MATERIAL RESPONSE OVERALL OR 66 FED STD 2ND MATERIAL RESPONSE OVERALL OR 66 FED STD 3RD MATERIAL RESPONSE OVERALL OR 66 FED STD 4TH MATERIAL RESPONSE OVERALL OR 66 FED STD 1ST MATERIAL RESPONSE OVERALL OR ASTM A493 ASSN STD 6TH MATERIAL RESPONSE OVERALL |