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 |
|---|---|
| 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| MATT | MATERIAL | STEEL COMP 304 OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 308 OVERALL OR STEEL COMP 309 OVERALL OR STEEL COMP 309S OVERALL OR STEEL COMP 310 OVERALL OR STEEL COMP 310S OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 316L OVERALL OR STEEL COMP 317 OVERALL OR STEEL COMP 347 OVERALL OR STEEL COMP 348 OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 301 OVERALL OR STEEL COMP 384 OVERALL OR STEEL COMP 314 OVERALL OR STEEL COMP 321 OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 302B OVERALL OR STEEL COMP 385 OVERALL |
| MATT | MATERIAL | PLASTIC LOCKING FEATURE |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| CQBC | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| AASL | HEAD DIAMETER | 0.308 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AASB | FASTENER LENGTH | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.219 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| TEST | TEST DATA DOCUMENT | 81349-MIL-P-23199 SPECIFICATION |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| SPCL | SPECIAL TEST FEATURES | SPECIAL QUALITY CONTROL TESTING |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| AAUM | LOCKING FEATURE | PELLET THREADS OR STRIP THREADS OR PATCH THREADS |
| CMLP | THREAD QUANTITY PER INCH | 32 |