The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-115-0755, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Metric and Multistandard Components Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-115-0755 |
| Primary Part Number | 12524617-3 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Metric and Multistandard Components Corp |
| Status | ACTIVE |
| Width Across Flats | 19.0 MILLIMETERS NOMINAL MM |
| Nut Height | 12.0 MILLIMETERS NOMINAL MM |
| Nut Style | HEXAGON |
| 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 |
|---|---|
| 12524617-3 PRIMARY | Metric and Multistandard Components Corp (USA) |
| 2 0040-157 | Bae Systems Hagglunds Aktiebolag (SWE) |
| 12524617-3 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 12524617-3 | Rosomak S.a (POL) |
| Reference | Meaning |
|---|---|
| 2 0040-157 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 5310PL2035774 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 12524617-3 | 5/9 Secondary reference Zelenda Machine and Tools Corp |
NSN 5310-01-115-0755 is a Nut,self-Locking,hexagon, manufactured by Metric and Multistandard Components Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-115-0755 has 4 manufacturer part numbers on file: 12524617-3 (Metric and Multistandard Components Corp), 2 0040-157 (Bae Systems Hagglunds Aktiebolag), 12524617-3 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12524617-3 (Rosomak S.a).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-563-8049. Verify interchangeability with system specifications before substitution.
Key specifications for 12524617-3: Width Across Flats: 19.0 MILLIMETERS NOMINAL MM; Nut Height: 12.0 MILLIMETERS NOMINAL MM; Nut Style: HEXAGON; End Item Identification: 1005-01-086-1400 GUN25MM M242. 4 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.