The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-425-3436, 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 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-425-3436 |
| Primary Part Number | 999-5113-B-01 ITEM 621 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | SAE J995 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 11 |
| Material | STEEL 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 |
|---|---|
| 999-5113-B-01 ITEM 621 PRIMARY | Carver Pump Company (USA) |
| 830-0625-173 PRIMARY | Carver Pump Company (USA) |
| 999-5113-B-01 ITEM 616 PRIMARY | Carver Pump Company (USA) |
NSN 5310-01-425-3436 is a Nut,plain,hexagon, manufactured by Carver Pump Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-425-3436 has 3 manufacturer part numbers on file: 999-5113-B-01 ITEM 621 (Carver Pump Company), 830-0625-173 (Carver Pump Company), 999-5113-B-01 ITEM 616 (Carver Pump Company).
Key specifications for 999-5113-B-01 ITEM 621: Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: SAE J995 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.625 INCHES IN. 7 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.