The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-437-7072, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is M.t. Davidson Company. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-437-7072 |
| Primary Part Number | GCP-817 PIECE 23 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | M.t. Davidson Company |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | COPPER ALLOY OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| 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 |
|---|---|
| GCP-817-23 | M.t. Davidson Company (USA) |
| GCP-817 PIECE 23 PRIMARY | M.t. Davidson Company (USA) |
NSN 5310-01-437-7072 is a Nut,plain,hexagon, manufactured by M.t. Davidson Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-437-7072 has 2 manufacturer part numbers on file: GCP-817-23 (M.t. Davidson Company), GCP-817 PIECE 23 (M.t. Davidson Company).
Key specifications for GCP-817 PIECE 23: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.375 INCHES IN; Nut Style: HEXAGON. 8 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.