The Nut,self-Locking,cap, cataloged under National Stock Number 5310-00-655-7287, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Safran Seats France. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-655-7287 |
| Primary Part Number | EC22NKTM82 |
| Item Name | Nut,self-Locking,cap |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Safran Seats France |
| Status | ACTIVE |
| Width Across Flats | 0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | AMS 5010 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.308 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL EXCEPT INSERT |
| Nut Style | CAP |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 1212 NUT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Material | PLASTIC POLYAMIDE NYLON CAP |
| 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 | F |
| Part Number | Manufacturer |
|---|---|
| EC22NKTM82 | Safran Seats France (FRA) |
| Reference | Meaning |
|---|---|
| GN510C-T832 | 3/9 Design control — primary reference Rai Rapid Mailing & Fulfillment Inc Dba Rapid Mailing |
| 22NKTM82 | 5/9 Secondary reference Harvard Industries Inc |
| 5310PL0885115 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| GN510C-T832 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5310-00-655-7287 is a Nut,self-Locking,cap, manufactured by Safran Seats France, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-655-7287 has 1 manufacturer part number on file: EC22NKTM82 (Safran Seats France).
Key specifications for EC22NKTM82: Width Across Flats: 0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: AMS 5010 ASSN STD SINGLE MATERIAL RESPONSE NUT. 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.