The Bushing,pipe, cataloged under National Stock Number 4730-00-720-4156, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-720-4156 |
| Item Name | Bushing,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Internal Screw Thread Series Designator | NPT |
| Internal Thread Direction | RIGHT-HAND |
| Style Designator | FACE BUSHING |
| External Screw Thread Series Designator | NPT |
| Nondefinitive Spec/std Data | 2 TYPE |
| External Thread Size | 4-8 |
| Surface Treatment | ZINC |
| Internal Thread Size | 3-1/2-8 |
| Material | IRON OR STEEL |
| 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 |
| Reference | Meaning |
|---|---|
| WWP471BFQBCNM | 2/2 Government specification standardization U.S. Government activity |
| WW-P-471 | 4/1 Identification reference U.S. Government activity |
| WW-P-471 TY2 | 5/1 Secondary reference U.S. Government activity |
NSN 4730-00-720-4156 is a Bushing,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 4730-00-804-3289, 4730-00-804-3291, 4730-01-192-4729. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-720-4156: Internal Screw Thread Series Designator: NPT; Internal Thread Direction: RIGHT-HAND; Style Designator: FACE BUSHING; External Screw Thread Series Designator: NPT. 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.