The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-121-5349, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Imi Norgren Sales Ltd. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-121-5349 |
| Primary Part Number | 34 0223 04 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Imi Norgren Sales Ltd |
| Status | ACTIVE |
| Width Across Flats | 1.010 INCHES NOMINAL IN |
| Thread Series | BSP.F INT |
| Nominal Thread Size | 0.500 INCHES IN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Quantity Per Inch | 20 |
| Material | COPPER ALLOY OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| 34 0223 04 PRIMARY | Imi Norgren Sales Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 13226E0406-2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-121-5349 is a Nut,plain,hexagon, manufactured by Imi Norgren Sales Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-121-5349 has 1 manufacturer part number on file: 34 0223 04 (Imi Norgren Sales Ltd).
Key specifications for 34 0223 04: Width Across Flats: 1.010 INCHES NOMINAL IN; Thread Series: BSP.F INT; Nominal Thread Size: 0.500 INCHES IN; Nut Height: 0.250 INCHES NOMINAL IN. 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.