The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-499-1869, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Crane Carrier Company, Llc. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,hexagon |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Esna, Llc (CAGE 019L2); Crane Carrier Company, Llc (CAGE 03533); Lrg Fastener Corporation Dba Continental-Aero (CAGE 7Y458) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-499-1869 |
| Primary Part Number | 219-74 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Crane Carrier Company, Llc |
| 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 |
|---|---|
| 21NM-02 | Esna, Llc (USA) |
| 219-0074 | Crane Carrier Company, Llc (USA) |
| 219-74 PRIMARY | Crane Carrier Company, Llc (USA) |
| CF-21NM-02 | Lrg Fastener Corporation Dba Continental-Aero (USA) |
| Reference | Meaning |
|---|---|
| A219-74 | 5/9 Secondary reference Crane Carrier Company, Llc |
| C219-0060 | D/9 Drawing number reference only Crane Carrier Company, Llc |
NSN 5310-01-499-1869 is a Nut,self-Locking,hexagon, manufactured by Crane Carrier Company, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-499-1869 has 4 manufacturer part numbers on file: 21NM-02 (Esna, Llc), 219-0074 (Crane Carrier Company, Llc), 219-74 (Crane Carrier Company, Llc), CF-21NM-02 (Lrg Fastener Corporation Dba Continental-Aero).
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.