The Nut,plain,round, cataloged under National Stock Number 5310-01-491-4677, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Carver Pump Company. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-491-4677 |
| Primary Part Number | 2NM93-2 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Nominal Thread Size | 1.000 INCHES IN |
| Nut Diameter | 1.875 INCHES NOMINAL IN |
| Nut Thickness | 1.875 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2NM93-2 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| A-2NM93-2 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| F-VN500-35 PC 14 | D/9 Drawing number reference only Carver Pump Company |
NSN 5310-01-491-4677 is a Nut,plain,round, manufactured by Carver Pump Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-491-4677 has 1 manufacturer part number on file: 2NM93-2 (Carver Pump Company).
Key specifications for 2NM93-2: Nominal Thread Size: 1.000 INCHES IN; Nut Diameter: 1.875 INCHES NOMINAL IN; Nut Thickness: 1.875 INCHES NOMINAL IN; End Item Identification: LOS ANGELES CLASS SSN (688);CONTROL UNIT. 3 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.