The Nut,plain,round, cataloged under National Stock Number 5310-01-038-2163, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Varo Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-038-2163 |
| Primary Part Number | DAAK02-71-C-0554 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Varo Llc |
| Status | ACTIVE |
| Bearing Surface Finish | 32.0 MICROINCHES |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNS |
| Drive Point Width | 0.093 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.600 INCHES IN |
| Nut Diameter | 2.830 INCHES MINIMUM AND 2.840 INCHES MAXIMUM IN |
| Drive Point Depth | 0.050 INCHES NOMINAL IN |
| Nut Thickness | 0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Drive Point Quantity | 2 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 28 |
| 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 |
|---|---|
| DAAK02-71-C-0554 PRIMARY | Varo Llc (USA) |
| Reference | Meaning |
|---|---|
| SM-C-850426 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-038-2163 is a Nut,plain,round, manufactured by Varo Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-038-2163 has 1 manufacturer part number on file: DAAK02-71-C-0554 (Varo Llc).
Key specifications for DAAK02-71-C-0554: Bearing Surface Finish: 32.0 MICROINCHES; Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNS; Drive Point Width: 0.093 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.