- FSC
- 5305Screws
- NIIN / country
- 003382077 · International
- Unit / status
- EA · active
- Catalog unit price
- $4
- DEMIL
- A
- Source of supply
- SMS
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| COUNTERSINK ANGLE | DEGREES MINIMUM 99.5 AND DEGREES MAXIMUM 100.5 |
| FASTENER LENGTH | INCHES MINIMUM 0.572 AND INCHES MAXIMUM 0.619 |
| GRIP DIAMETER | INCHES MINIMUM 0.1885 AND INCHES MAXIMUM 0.1895 |
| GRIP LENGTH | INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.322 |
| HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MAXIMUM 43.0 |
| HEAD DIAMETER | INCHES MINIMUM 0.297 AND INCHES MAXIMUM 0.302 |
| MATERIAL | OVERALL STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 |
| MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 180000 |
| NOMINAL THREAD DIAMETER | INCHES 0.190 |
| SPECIFICATION/STANDARD DATA | MANUFACTURERS STANDARD 76823-51B581 |
| SURFACE FINISH | THREADS MICROINCHES 63.0 |
| SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416 TY 2 CL 2 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES MINIMUM 0.250 AND INCHES MAXIMUM 0.317 |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
Manufacturers that have won this work
DIBBS award history plus USASpending rows whose CAGE matches SAM registration. CAGE codes open the DLA vendor lookup. Names without a CAGE match are shown as unverified.
Recent award / quote activity
Open buys for this NSN
SPE4A626T26WS
DIBBS · quotes by Sep 15, 2026 · UNRESTRICTED
Quote history
Recorded quotes from nsn_quote_history when present (vendor references / quote tracker). Interchangeable-parts tables are not in this career schema — skipped.
No quote history rows for this NSN.
Listed manufacturers
MCRL rows for this NSN — companies that make or supply the part.