The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-167-1288, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Embraer S.a.. 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through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-167-1288 |
| Primary Part Number | 2210043 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Embraer S.a. |
| Status | CANCELLED |
| Width Across Flats | 0.614 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Nut Height | 0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | CASTELLATED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2210043 | Embraer S.a. (BRA) |
| 938.08.21.105 | Pilatus Aircraft Ltd (CHE) |
| Reference | Meaning |
|---|---|
| 21C1530-208 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| AN310-7 | 5/9 Secondary reference U.S. Government activity |
| 5313007000 | 5/9 Secondary reference Daher Aerospace - Ex Socata |
| AN310-7 | 5/9 Secondary reference U.S. Government activity |
| 2210043 | 5/9 Secondary reference Embraer Empresa Brasileira De Aeronautica Sa |
| 5310001671288 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| AN310-7 | 5/1 Secondary reference U.S. Government activity |
| FF-N-836 | 5/9 Secondary reference U.S. Government activity |
| MILN6034 | 5/9 Secondary reference U.S. Government activity |
| AN310.7 | 3/2 Design control — primary reference U.S. Government activity |
| 5310PL0927516 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5-313-0-07-000 | 5/9 Secondary reference Daher Aerospace - Ex Socata |
NSN 5310-00-167-1288 is a Nut,plain,castellated,hexagon, manufactured by Embraer S.a., classified under FSC 5310, Nuts and Washers. Status: cancelled.
NSN 5310-00-167-1288 has 2 manufacturer part numbers on file: 2210043 (Embraer S.a.), 938.08.21.105 (Pilatus Aircraft Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 5310-00-533-4424, 2520-00-557-4178. Verify interchangeability with system specifications before substitution.
Key specifications for 2210043: Width Across Flats: 0.614 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNF; 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.
NSN 5310-00-167-1288 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.