The Locknut, cataloged under National Stock Number 5310-01-129-4244, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cmbf, Llc Dba Cmbf Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Locknut |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Cmbf, Llc Dba Cmbf Llc (CAGE 5UE65) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-129-4244 |
| Primary Part Number | 63-353 |
| Item Name | Locknut |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Cmbf, Llc Dba Cmbf Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 63-353 PRIMARY | Cmbf, Llc Dba Cmbf Llc (USA) |
| Reference | Meaning |
|---|---|
| 63-353 | 5/9 Secondary reference Goodrich Corporation |
| 63-353 | 3/9 Design control — primary reference Motion Control Industries, Inc. |
NSN 5310-01-129-4244 is a Locknut, manufactured by Cmbf, Llc Dba Cmbf Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-129-4244 has 1 manufacturer part number on file: 63-353 (Cmbf, Llc Dba Cmbf Llc).
2 possible matches (shared part number, not a government interchangeability claim): 7360-01-483-8551, 5915-01-508-0915. Verify interchangeability with system specifications before substitution.
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.