The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-710-6699, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bossard Intl Inc. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-710-6699 |
| Primary Part Number | BN637 M8A2 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bossard Intl Inc |
| Status | ACTIVE |
| Width Across Flats | 13.0 MILLIMETERS NOMINAL13.0 MILLIMETERS NOMINAL MM |
| Nut Length | 14.38 MILLIMETERS NOMINAL14.38 MILLIMETERS NOMINAL MM |
| Thread Series | MM |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 8.0 MILLIMETERS8.0 MILLIMETERS MM |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERTPREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 8.0 MILLIMETERS NOMINAL8.0 MILLIMETERS NOMINAL MM |
| Nut Style | HEXAGONHEXAGON |
| Hole Nominal Thread Diameter | 8.0 MILLIMETERS8.0 MILLIMETERS MM |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Material | STEEL COMP 304 NUT |
| Bearing Surface Type | FLATFLAT |
| 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 |
|---|---|
| IN3415048XN | Illca S.m.i S.r.l. (ITA) |
| BN637 M8A2 PRIMARY | Bossard Intl Inc (USA) |
NSN 5310-01-710-6699 is a Nut,self-Locking,hexagon, manufactured by Bossard Intl Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-710-6699 has 2 manufacturer part numbers on file: IN3415048XN (Illca S.m.i S.r.l.), BN637 M8A2 (Bossard Intl Inc).
Key specifications for BN637 M8A2: Width Across Flats: 13.0 MILLIMETERS NOMINAL13.0 MILLIMETERS NOMINAL MM; Nut Length: 14.38 MILLIMETERS NOMINAL14.38 MILLIMETERS NOMINAL MM; Thread Series: MM; Thread Direction: RIGHT-HANDRIGHT-HAND. 12 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.