The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-697-7156, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Safran Electronics & Defense. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-697-7156 |
| Primary Part Number | 189590908 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Safran Electronics & Defense |
| Status | ACTIVE |
| Width Across Flats | 13.0 MILLIMETERS NOMINAL MM |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT AND NYLON INSERT |
| Nut Height | 8.0 MILLIMETERS NOMINAL MM |
| Nut Style | HEXAGON |
| Hole Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Material | STEEL COMP 304 NUT |
| Bearing Surface Type | CHAMFERED OR 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 |
|---|---|
| 189590908 | Safran Electronics & Defense (FRA) |
| Reference | Meaning |
|---|---|
| BN 637 M8 | 3/9 Design control — primary reference Bossard North America, Inc. |
NSN 5310-01-697-7156 is a Nut,self-Locking,hexagon, manufactured by Safran Electronics & Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-697-7156 has 1 manufacturer part number on file: 189590908 (Safran Electronics & Defense).
Key specifications for 189590908: Width Across Flats: 13.0 MILLIMETERS NOMINAL MM; Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT AND NYLON INSERT; Nut Height: 8.0 MILLIMETERS NOMINAL MM; Special Features: DIN 985 STANDARD WITHDRAWN UNI 7474. ARTICLE NUMBER: 1242415.. 7 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.