The Nut,plain,round, cataloged under National Stock Number 5310-01-261-5494, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Dept of the Army U S Army Electronics Command Night Vision Laboratory. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-261-5494 |
| Primary Part Number | 5005838 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Dept of the Army U S Army Electronics Command Night Vision Laboratory |
| Status | ACTIVE |
| Thread Series | UNS |
| Material Document and Classification | ULTEM 2200-7301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.653 INCHES IN |
| Nut Diameter | 1.870 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN |
| Drive Point Depth | 0.040 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Nut Thickness | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Drive Point Diameter | 0.063 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 40 |
| Material | PLASTIC POLYETHERIMIDE (PEI) AND GLASS FIBER 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 |
|---|---|
| 5005838 | Bma Buizza Mazzei Agency Srl (ITA) |
| 5005838 PRIMARY | Dept of the Army U S Army Electronics Command Night Vision Laboratory (USA) |
| 5005838 | Elbit Systems of America - Night Vision Llc (USA) |
| Reference | Meaning |
|---|---|
| 5005838.01 | 5/9 Secondary reference Whitcomb Corrine a |
| 5310PL0787732 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5005838 | 5/9 Secondary reference Bell and Howell Phillipsburg Co Corporate Offices |
| 5005838 | 5/9 Secondary reference Combat Kereskedelmi Kft. Combat Trade Company |
| 447144016803 | 5/9 Secondary reference Ncb Hungary (honvedsegi Egyseges Termekkod) |
NSN 5310-01-261-5494 is a Nut,plain,round, manufactured by Dept of the Army U S Army Electronics Command Night Vision Laboratory, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-261-5494 has 3 manufacturer part numbers on file: 5005838 (Bma Buizza Mazzei Agency Srl), 5005838 (Dept of the Army U S Army Electronics Command Night Vision Laboratory), 5005838 (Elbit Systems of America - Night Vision Llc).
Key specifications for 5005838: Thread Series: UNS; Material Document and Classification: ULTEM 2200-7301 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 1.653 INCHES IN. 13 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.