The Nut,self-Locking,round, cataloged under National Stock Number 5310-01-252-8378, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mission Systems Davenport Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nut,self-Locking,round |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Mission Systems Davenport Inc. (CAGE 72429); Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana (CAGE 4N727) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-252-8378 |
| Primary Part Number | 309C018-1 |
| Item Name | Nut,self-Locking,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mission Systems Davenport Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 309C018-1 PRIMARY | Mission Systems Davenport Inc. (USA) |
| 309C018-1 PRIMARY | Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana (USA) |
| Reference | Meaning |
|---|---|
| 309C018-1 | 5/9 Secondary reference Bfm Energy Products Corp |
| 309C018-1 | 5/9 Secondary reference Derlan Inc |
NSN 5310-01-252-8378 is a Nut,self-Locking,round, manufactured by Mission Systems Davenport Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-252-8378 has 2 manufacturer part numbers on file: 309C018-1 (Mission Systems Davenport Inc.), 309C018-1 (Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana).
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.