The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-833-8243, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-833-8243 |
| Primary Part Number | 18-61-2 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners |
| Status | ACTIVE |
| Width Across Flats | 0.180 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | MIL-P-17091B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.086 INCHES IN |
| Nut Height | 0.057 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 56 |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Bearing Surface Type | 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 |
|---|---|
| 18-61-2 PRIMARY | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| 107294-1 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 263-037-0256 | 5/2 Secondary reference U.S. Government activity |
| 912-207 | 5/9 Secondary reference Gries Dynacast Co Div of Coats and Clark Inc |
NSN 5310-00-833-8243 is a Nut,plain,hexagon, manufactured by All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-833-8243 has 2 manufacturer part numbers on file: 18-61-2 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), 107294-1 (Raytheon Company).
5 possible matches (shared part number, not a government interchangeability claim): 6625-00-887-3175, 5910-01-043-3436, 3120-01-092-0158. Verify interchangeability with system specifications before substitution.
Key specifications for 18-61-2: Width Across Flats: 0.180 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: MIL-P-17091B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 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.