The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-081-0780, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Apollo Aerospace Components Llc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-081-0780 |
| Primary Part Number | 29NTE-080 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Apollo Aerospace Components Llc |
| Status | ACTIVE |
| Width Across Flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Special Test Features | SPECIAL QUALITY CONTROL TESTING |
| Temp Rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| Criticality Code Justification | FEAT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Thread Quantity Per Inch | 20 |
| Material | STEEL NUT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| E-74114PC120 | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| 29NTE-080 | Ace Aerospace Ltd Inc (USA) |
| 29NTE-080 PRIMARY | Apollo Aerospace Components Llc (USA) |
| Reference | Meaning |
|---|---|
| 29NTE-080 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-081-0780 is a Nut,self-Locking,hexagon, manufactured by Apollo Aerospace Components Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-081-0780 has 3 manufacturer part numbers on file: E-74114PC120 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), 29NTE-080 (Ace Aerospace Ltd Inc), 29NTE-080 (Apollo Aerospace Components Llc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-251-3452. Verify interchangeability with system specifications before substitution.
Key specifications for 29NTE-080: Width Across Flats: 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN; Thread Series: UNF; Special Test Features: SPECIAL QUALITY CONTROL TESTING; Temp Rating: 250.0 FAHRENHEIT MAXIMUM DEGF. 16 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.