The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-681-1863, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hendrickson Usa Llc. Government technical data includes 9 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 | 5310-01-681-1863 |
| Primary Part Number | 29749-000 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hendrickson Usa Llc |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 12.0 INCHES IN |
| Locking Feature | NYLON INSERT |
| Nut Height | 0.765 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL EXCEPT INSERT |
| Nut Style | HEXAGON |
| Material | STEEL OVERALL EXCEPT INSERT |
| Material | PLASTIC NYLON LOCKING INSERT |
| 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 |
NSN 5310-01-681-1863 is a Nut,self-Locking,hexagon, manufactured by Hendrickson Usa Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-681-1863 has 2 manufacturer part numbers on file: 29749-000 (Hendrickson Usa Llc), 37153 (Fastenal Company Dba Fastenal Co).
Key specifications for 29749-000: Thread Direction: RIGHT-HAND; Nominal Thread Size: 12.0 INCHES IN; Locking Feature: NYLON INSERT; Nut Height: 0.765 INCHES NOMINAL IN. 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.