The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-103-9026, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 10 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-103-9026 |
| Primary Part Number | WAL-B28-00912 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Width Across Flats | 1.500 INCHES NOMINAL IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.125 INCHES IN |
| Nut Height | 0.253 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | COPPER ALLOY OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| WAL-B28-00912 | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| WAL-B28-00912 | 5/9 Secondary reference Hunt Valve Company, Inc. |
| 2621-924-03ASSYCY IT24 1 IN | 3/9 Design control — primary reference U.S. Government activity |
| 2621-924-03 | D/9 Drawing number reference only U.S. Government activity |
| 2621-924-03ASSYCY IT24 1 IN | 5/9 Secondary reference U.S. Government activity |
| 2621-924-03 ITEM 24 | 3/2 Design control — primary reference U.S. Government activity |
| BS-912 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-103-9026 is a Nut,plain,hexagon, manufactured by Hunt Valve Company, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-103-9026 has 1 manufacturer part number on file: WAL-B28-00912 (Hunt Valve Company, Inc.).
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-111-5748, 4820-01-112-8489, 5365-01-113-4567. Verify interchangeability with system specifications before substitution.
Key specifications for WAL-B28-00912: Width Across Flats: 1.500 INCHES NOMINAL IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 1.125 INCHES IN. 10 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.