The Bushing,pipe, cataloged under National Stock Number 4730-01-617-4948, 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 Mcmaster-Carr Supply Co. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-617-4948 |
| Primary Part Number | 4429K521 |
| Item Name | Bushing,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Style Designator | FACE BUSHING |
| Material | COPPER ALLOY |
| External Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-617-4948 is a Bushing,pipe, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-617-4948 has 2 manufacturer part numbers on file: 4429K521 (Mcmaster-Carr Supply Co), 218170-01 (Rockwell Collins, Inc.).
Key specifications for 4429K521: Style Designator: FACE BUSHING; Special Features: LOW-PRESSURE BRASS THREADED PIPE FITTING 1/4 MALE X 1/8 FEMALE PIPE SIZE, REDUCING BUSHING; Part Name Assigned by Controlling Agency: BUSHING, PIPE; MALE AND FEMALE REDUCING BUSHINGS; A.K.A: FACE BUSHINGS; End Item Identification: 5895-01-608-2698. 3 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.