The Nut,plain,round, cataloged under National Stock Number 5310-00-935-8975, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-935-8975 |
| Primary Part Number | 125199 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Precious Material | SILVER |
| Material Document and Classification | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Nut Diameter | 0.750 INCHES NOMINAL IN |
| Nut Thickness | 0.281 INCHES NOMINAL IN |
| Drive Point Diameter | 0.064 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Drive Point Quantity | 2 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 13 |
| Material | COPPER ALLOY 268 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 125199 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 5310-00-935-8975 is a Nut,plain,round, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-935-8975 has 1 manufacturer part number on file: 125199 (L3harris Technologies, Inc Div Space & Airborne Systems).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-0961. Verify interchangeability with system specifications before substitution.
Key specifications for 125199: Thread Series: UNIFIED NATIONAL COARSE (UNC); Precious Material: SILVER; Material Document and Classification: QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.