The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-202-8981, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-202-8981 |
| Primary Part Number | S-4114 PIECE 21 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| Status | ACTIVE |
| Material Document and Classification | ASTM B21 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Style | HEXAGON |
| Material | COPPER ALLOY 464 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 |
|---|---|
| S-4114 PIECE 21 PRIMARY | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| HN-N3124REGB | Dreamfind, Inc. Dba Dreamfind Inc (USA) |
| Reference | Meaning |
|---|---|
| C280BRZ | C/1 Advisory reference — outside the item-of-supply concept Lovejoy, Llc Div Lovejoy |
| S4824-3,155754 PIECE 21 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-202-8981 is a Nut,plain,hexagon, manufactured by Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-202-8981 has 2 manufacturer part numbers on file: S-4114 PIECE 21 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company), HN-N3124REGB (Dreamfind, Inc. Dba Dreamfind Inc).
Key specifications for S-4114 PIECE 21: Material Document and Classification: ASTM B21 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nut Style: HEXAGON; Material: COPPER ALLOY 464 OVERALL. 3 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.