The Nut,plain,single Ball Seat,hexag, cataloged under National Stock Number 5310-01-521-5014, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-521-5014 |
| Primary Part Number | CA354024-1 |
| Item Name | Nut,plain,single Ball Seat,hexag |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Thread Series | UNEF |
| Criticality Code Justification | FEAT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.216 INCHES IN |
| Nut Height | 0.395 INCHES NOMINAL IN |
| Surface Treatment | SILVER AND LUBRICANT DRY FILM OVERALL |
| Nut Style | SINGLE BALL SEAT, HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| CA354024-1 | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| 122006 | Monadnock Company, the Dba Lisi Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 50-118-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-521-5014 is a Nut,plain,single Ball Seat,hexag, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-521-5014 has 2 manufacturer part numbers on file: CA354024-1 (Howmet Global Fastening Systems Inc. Div Tridair Products), 122006 (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for CA354024-1: Thread Series: UNEF; Criticality Code Justification: FEAT; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.216 INCHES IN. 10 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.