The Nut,plain,plate, cataloged under National Stock Number 5310-01-010-5001, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-010-5001 |
| Primary Part Number | 22NA1-048BC |
| Item Name | Nut,plain,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Plate Thickness | 0.075 INCHES MAXIMUM IN |
| Nut Length | 1.281 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1 OR 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.500 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Countersink Angle | 100.0 DEGREES NOMINAL |
| Mounting Hole Diameter | 0.098 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.500 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 1.000 INCHES NOMINAL IN |
| Nut Height | 0.313 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Nut Mounting Provision | COUNTERSUNK HOLES |
| 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 |
|---|---|
| 22NA1-048BC PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 22NA1-048BC | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-010-5001 is a Nut,plain,plate, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-010-5001 has 1 manufacturer part number on file: 22NA1-048BC (Esna, Llc).
Key specifications for 22NA1-048BC: Plate Thickness: 0.075 INCHES MAXIMUM IN; Nut Length: 1.281 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1 OR 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 19 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.