The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-587-1376, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is United Equipment Accessories, Inc. Dba United Equipment Accessories Inc. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-587-1376 |
| Primary Part Number | P5221032SS |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | United Equipment Accessories, Inc. Dba United Equipment Accessories Inc |
| Status | ACTIVE |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL EXCEPT INSERT |
| Material | PLASTIC POLYAMIDE NYLON 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 |
|---|---|
| P5221032SS PRIMARY | United Equipment Accessories, Inc. Dba United Equipment Accessories Inc (USA) |
| RCIA180301-PB2 BALLOON # 16A | United Equipment Accessories, Inc. Dba United Equipment Accessories Inc (USA) |
NSN 5310-01-587-1376 is a Nut,self-Locking,hexagon, manufactured by United Equipment Accessories, Inc. Dba United Equipment Accessories Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-587-1376 has 2 manufacturer part numbers on file: P5221032SS (United Equipment Accessories, Inc. Dba United Equipment Accessories Inc), RCIA180301-PB2 BALLOON # 16A (United Equipment Accessories, Inc. Dba United Equipment Accessories Inc).
Key specifications for P5221032SS: Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.190 INCHES IN; Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT. 7 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.