The Locknut,pipe, cataloged under National Stock Number 4730-01-121-5309, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Imi Norgren Sales Ltd. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-121-5309 |
| Primary Part Number | 34 0223 02 |
| Item Name | Locknut,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Imi Norgren Sales Ltd |
| Status | ACTIVE |
| Thread Series | BSP.F INT |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Nut Style | PIPE LOCKNUT |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 34 0223 02 PRIMARY | Imi Norgren Sales Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 13226E0406-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4730-01-121-5309 is a Locknut,pipe, manufactured by Imi Norgren Sales Ltd, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-121-5309 has 1 manufacturer part number on file: 34 0223 02 (Imi Norgren Sales Ltd).
Key specifications for 34 0223 02: Thread Series: BSP.F INT; Nominal Thread Size: 0.250 INCHES IN; Nut Height: 0.250 INCHES NOMINAL IN; Nut Style: PIPE LOCKNUT. 5 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.