- FSC
- 5310Nuts and Washers
- NIIN / country
- 010089345 · USA
- Unit / status
- EA · active
- Catalog unit price
- $5
- DEMIL
- A
- Source of supply
- SMS
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| HARDNESS RATING | ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MAXIMUM 45.0 |
| LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN |
| MATERIAL | OVERALL STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6049 |
| NOMINAL THREAD SIZE | INCHES 0.313 |
| NUT HEIGHT | INCHES MAXIMUM 0.253 |
| SURFACE TREATMENT | OVERALL CADMIUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3 |
| TEMP RATING | FAHRENHEIT NOMINAL 450.0 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH ACROSS FLATS | INCHES MINIMUM 0.493 AND INCHES MAXIMUM 0.502 |
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
SPE4A626T25ZC
DIBBS · quotes by Sep 10, 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.