The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-549-5460, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Disc-Lock Europe Ltd. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-549-5460 |
| Primary Part Number | NMF2090-M-DAC |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Disc-Lock Europe Ltd |
| Status | ACTIVE |
| Width Across Flats | 36.8 MILLIMETERS MINIMUM AND 38.1 MILLIMETERS MAXIMUM MM |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.875 INCHES IN |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 1045 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 |
|---|---|
| NMF2090-M-DAC | Disc-Lock Europe Ltd (GBR) |
| Reference | Meaning |
|---|---|
| NMF-2090-M-DAC | 3/9 Design control — primary reference Disc-Lock Llc |
NSN 5310-01-549-5460 is a Nut,plain,extended Washer,hexago, manufactured by Disc-Lock Europe Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-549-5460 has 1 manufacturer part number on file: NMF2090-M-DAC (Disc-Lock Europe Ltd).
Key specifications for NMF2090-M-DAC: Width Across Flats: 36.8 MILLIMETERS MINIMUM AND 38.1 MILLIMETERS MAXIMUM MM; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.875 INCHES IN. 6 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.