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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| MATT | MATERIAL | STEEL COMP 384 OVERALL OR STEEL COMP 316L OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP XM-7 OVERALL |
| AATB | WIDTH BETWEEN FLATS | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.875 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| AASU | HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW CAP SOCKET HEAD-HEXAGON CORROSION RESISTANT STEEL UNC-3A |
| AASK | HEAD STYLE | HEXAGON |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AASB | FASTENER LENGTH | 1.500 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |