The Nut,plain,cap, cataloged under National Stock Number 5310-01-704-0853, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-704-0853 |
| Primary Part Number | H028428 |
| Item Name | Nut,plain,cap |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Width Across Flats | 0.422 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.2500 INCHES IN |
| Nut Height | 0.469 INCHES NOMINAL IN |
| Nut Style | CAP |
| Thread Class | 2B |
| Thread Quantity Per Inch | 20 |
| Material | PLASTIC NYLON OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| H028428 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 5-13-11325-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 5-13-11325 | D/9 Drawing number reference only U.S. Government activity |
NSN 5310-01-704-0853 is a Nut,plain,cap, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-704-0853 has 1 manufacturer part number on file: H028428 (Hdt Expeditionary Systems Inc).
Key specifications for H028428: Width Across Flats: 0.422 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.2500 INCHES IN. 10 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.