The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-010-9880, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-010-9880 |
| Primary Part Number | 109880 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Army Weapons Command Attn Amswe-Ree-S |
| Status | ACTIVE |
| Width Across Flats | 1.602 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.125 INCHES IN |
| Nondefinitive Spec/std Data | A TYPE |
| Nut Height | 1.136 INCHES MINIMUM AND 1.176 INCHES MAXIMUM IN |
| Nut Style | CASTELLATED, HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | STEEL 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 |
|---|---|
| 109880 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| Reference | Meaning |
|---|---|
| 109880 | 3/9 Design control — primary reference General Motors Corp |
| 109880 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| FFB571TYPEA | 4/1 Identification reference U.S. Government activity |
| 1804 | 5/9 Secondary reference Enterprise Fabricators Inc |
NSN 5310-00-010-9880 is a Nut,plain,castellated,hexagon, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-010-9880 has 1 manufacturer part number on file: 109880 (Army Weapons Command Attn Amswe-Ree-S).
Key specifications for 109880: Width Across Flats: 1.602 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 1.125 INCHES IN. 11 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.