The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-161-5509, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hiab Usa Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-161-5509 |
| Primary Part Number | 995 3523 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hiab Usa Inc |
| Status | ACTIVE |
| Width Across Flats | 19.0 MILLIMETERS NOMINAL MM |
| Thread Tolerance Class | 6H INTERNAL |
| Thread Series | ISO M |
| Thread Pitch in Millimeters | 1.75 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 12.0 MILLIMETERS MM |
| Nut Height | 14.0 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC NUT |
| Nut Style | HEXAGON |
| Material | STEEL NUT |
| Bearing Surface Type | CHAMFERED |
| 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 |
|---|---|
| HIAB9953523 | Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS) |
| 9953523 | B G Crane Pty Ltd (AUS) |
| 4HC313 | Oshkosh Defense Llc (USA) |
| 995 3523 PRIMARY | Hiab Usa Inc (USA) |
| 9953253 | Kalmar Solutions Ab (SWE) |
| Reference | Meaning |
|---|---|
| 4HC313 | 5/9 Secondary reference Oshkosh Corp |
| 905 3523 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 9953253 | 5/9 Secondary reference Cargotec Sweden Ab, Hiab |
NSN 5310-01-161-5509 is a Nut,self-Locking,hexagon, manufactured by Hiab Usa Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-161-5509 has 5 manufacturer part numbers on file: HIAB9953523 (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales), 9953523 (B G Crane Pty Ltd), 4HC313 (Oshkosh Defense Llc), 995 3523 (Hiab Usa Inc), 9953253 (Kalmar Solutions Ab).
Key specifications for 995 3523: Width Across Flats: 19.0 MILLIMETERS NOMINAL MM; Thread Tolerance Class: 6H INTERNAL; Thread Series: ISO M; Thread Pitch in Millimeters: 1.75. 11 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.