The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-665-9330, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fmc Technologies Inc Dba Fmc Fluid Control. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-665-9330 |
| Primary Part Number | 504-086 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fmc Technologies Inc Dba Fmc Fluid Control |
| Status | ACTIVE |
| Width Across Flats | 1.250 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Nut Height | 0.734 INCHES NOMINAL IN |
| Surface Treatment | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 10 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED OR FLAT OR WASHER FACED |
| 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 |
|---|---|
| 90212A500 | Mcmaster-Carr Supply Co (USA) |
| DU500016414 ITEM 24 | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
| 504-086 PRIMARY | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
NSN 5310-01-665-9330 is a Nut,plain,hexagon, manufactured by Fmc Technologies Inc Dba Fmc Fluid Control, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-665-9330 has 3 manufacturer part numbers on file: 90212A500 (Mcmaster-Carr Supply Co), DU500016414 ITEM 24 (Fmc Technologies Inc Dba Fmc Fluid Control), 504-086 (Fmc Technologies Inc Dba Fmc Fluid Control).
Key specifications for 504-086: Width Across Flats: 1.250 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.750 INCHES IN. 11 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.