The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-017-2938, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Abb Motors & Mechanical Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-017-2938 |
| Primary Part Number | 33108-18-AB |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Abb Motors & Mechanical Inc |
| Status | ACTIVE |
| Width Across Flats | 1.031 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Nut Height | 0.587 INCHES MINIMUM AND 0.631 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 11 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| 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 |
|---|---|
| 172938 | General Motors Llc Dba General Motors Llc (USA) |
| 33108-18-AB PRIMARY | Abb Motors & Mechanical Inc (USA) |
| Reference | Meaning |
|---|---|
| 172938 | 3/9 Design control — primary reference General Motors Corp |
| 172938 | 5/9 Secondary reference Army Weapons Command Attn Amswe-Ree-S |
NSN 5310-00-017-2938 is a Nut,plain,slotted,hexagon, manufactured by Abb Motors & Mechanical Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-017-2938 has 2 manufacturer part numbers on file: 172938 (General Motors Llc Dba General Motors Llc), 33108-18-AB (Abb Motors & Mechanical Inc).
1 possible match (shared part number, not a government interchangeability claim): 2530-00-185-6865. Verify interchangeability with system specifications before substitution.
Key specifications for 33108-18-AB: Width Across Flats: 1.031 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 12 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.