The Nut,self-Locking,spline, cataloged under National Stock Number 5310-00-005-0508, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-005-0508 |
| Primary Part Number | 9174611-4 |
| Item Name | Nut,self-Locking,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Width Across Flats | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | AISI 303 ASSN STD 1ST MATERIAL RESPONSE NUT |
| Nut Counterbore Depth | 0.159 INCHES MINIMUM AND 0.171 INCHES MAXIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Counterbore Diameter | 0.220 INCHES NOMINAL NUT IN |
| Pilot Diameter | 0.273 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN |
| Pilot Length | 0.159 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.400 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL EXCEPT INSERT |
| Nut Style | SPLINE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 NUT |
| Material | PLASTIC LOCKING INSERT |
| 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 |
|---|---|
| 203-1163P29 | Raytheon Company (USA) |
| 203-1163P29 | Raytheon Company Dba Raytheon Co (USA) |
| 9174611-4 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| L79NC5-832 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
| 79NC5-82 | 5/9 Secondary reference Harvard Industries Inc |
| 3229511-2 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 203-1163P29 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5310-00-005-0508 is a Nut,self-Locking,spline, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-005-0508 has 3 manufacturer part numbers on file: 203-1163P29 (Raytheon Company), 203-1163P29 (Raytheon Company Dba Raytheon Co), 9174611-4 (Us Army Aviation and Missile Command).
Key specifications for 9174611-4: Width Across Flats: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT; Thread Series: UNIFIED NATIONAL COARSE (UNC); Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF. 19 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.