The Nut,plain,round, cataloged under National Stock Number 5310-01-421-2053, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lenox Instrument Co., Inc.. Government technical data includes 15 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 | 5310-01-421-2053 |
| Primary Part Number | 3354AS292-1 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lenox Instrument Co., Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625, TY 2, CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UN |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.060 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.093 INCHES IN |
| Nut Diameter | 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN |
| Drive Point Depth | 0.060 INCHES NOMINAL IN |
| Nut Thickness | 0.160 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Drive Point Quantity | 2 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | ALUMINUM ALLOY 6061 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 |
|---|---|
| 3354AS292-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3354AS292-1 PRIMARY | Lenox Instrument Co., Inc. (USA) |
NSN 5310-01-421-2053 is a Nut,plain,round, manufactured by Lenox Instrument Co., Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-421-2053 has 2 manufacturer part numbers on file: 3354AS292-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3354AS292-1 (Lenox Instrument Co., Inc.).
Key specifications for 3354AS292-1: Surface Treatment Document and Classification: MIL-A-8625, TY 2, CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UN; Material Document and Classification: QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Drive Point Width: 0.060 INCHES NOMINAL IN. 15 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.