- FSC
- 5310Nuts and Washers
- NIIN / country
- 014220760 · USA
- Unit / status
- EA · active
- Catalog unit price
- $6
- DEMIL
- A
- Source of supply
- SMS
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| BEARING SURFACE TYPE | CHAMFERED |
| COUNTERSINK ANGLE | FIRST END DEGREES MINIMUM 88.0 |
| DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL EXCEPT INSERT FED STD ALL MATERIAL RESPONSES 66 |
| NOMINAL THREAD SIZE | INCHES 0.625 |
| NUT HEIGHT | INCHES MINIMUM 0.732 AND INCHES MAXIMUM 0.766 |
| SPECIAL FEATURES | MATERIAL STEEL COMP 303 OR 304 OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | NUT PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NUT FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |
| TEMP RATING | FAHRENHEIT NOMINAL 250.0 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 11 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | INCHES MINIMUM 0.928 AND INCHES MAXIMUM 0.940 |
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
SPE7M226T6668
DIBBS · quotes by Sep 14, 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.