The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-693-4371, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-693-4371 |
| Primary Part Number | 208-8469 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Width Across Flats | 9.78 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM MM |
| Thread Series | M |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 6.0 MILLIMETERS MM |
| Locking Feature | NYLON INSERT |
| Nut Height | 4.9 MILLIMETERS MINIMUM AND 7.4 MILLIMETERS MAXIMUM MM |
| Nut Style | HEXAGON |
| Material | PLASTIC NYLON NUT |
| Bearing Surface Type | CHAMFERED |
| 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 |
|---|---|
| 208-8469 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| ISO7040-M6-10-A2R PRIMARY | International Organization for Standardization (iso) (CHE) |
| A05320 | Unac (FRA) |
| Reference | Meaning |
|---|---|
| R2021480-DF00 | D/9 Drawing number reference only Denel Vehicle Systems |
| R2021480 | 5/9 Secondary reference Denel Vehicle Systems |
NSN 5310-01-693-4371 is a Nut,self-Locking,hexagon, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-693-4371 has 3 manufacturer part numbers on file: 208-8469 (Caterpillar Inc Div Caterpillar Defense), ISO7040-M6-10-A2R (International Organization for Standardization (iso)), A05320 (Unac).
Key specifications for 208-8469: Width Across Flats: 9.78 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM MM; Thread Series: M; Thread Direction: RIGHT-HAND; Nominal Thread Size: 6.0 MILLIMETERS MM. 9 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.