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SCREW,CAP,SOCKET HEAD
5305-01-321-9731NIIN 013219731USAEA · activeDEMIL ASOS SMSCatalog $88
FSC5305Screws
Suppliers
2
DIBBS awards
0
Total value
—
Last award
—
Approved manufacturers
Qualified to supply per MCRL — no confirmed DIBBS award on record for this NSN. Each CAGE opens the manufacturer page.
80204AMERICAN NATIONAL STANDARDSWASHINGTON, DCSAM
PN 1/2-13UNC-3A 2 3/4 IN. LG
81348FEDERAL SPECIFICATIONS PROMULGATEDNATL INSTITUTE STDS & TECH, MDSAM
PN FF-S-86
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| COUNTERSINK ANGLE | DEGREES MINIMUM 80.0 AND DEGREES MAXIMUM 84.0 |
| FASTENER LENGTH | INCHES NOMINAL 2.750 |
| HEAD DIAMETER | INCHES MINIMUM 0.872 AND INCHES MAXIMUM 0.938 |
| MATERIAL | OVERALL NICKEL ALLOY 400 OR NICKEL ALLOY R-405 |
| MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC ALL MATERIAL RESPONSES QQ-N-281 |
| NOMINAL THREAD DIAMETER | INCHES 0.500 |
| NONDEFINITIVE SPEC/STD DATA | TYPE 4 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES MINIMUM 1.500 AND INCHES MAXIMUM 2.380 |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | INCHES NOMINAL 0.312 |
Open buys
SPE4A626T27QY
DIBBS · quotes by Sep 17, 2026 · UNRESTRICTED