The Nipple,pipe, cataloged under National Stock Number 4730-01-174-9406, 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 Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Army Weapons Command Attn Amswe-Ree-S (CAGE 21450) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-174-9406 |
| Primary Part Number | 452891 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Army Weapons Command Attn Amswe-Ree-S |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 7.500 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | LONG |
| Material Document and Classification | WW-P-351 FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.125 INCHES ALL ENDS IN |
| Specification/standard Data | 81348-WW-N-351 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 3 TYPE |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| 452891 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| Reference | Meaning |
|---|---|
| 452891 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 11677013 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| WW-N-351 | 4/1 Identification reference U.S. Government activity |
| 452891 | 5/1 Secondary reference General Motors Llc Dba General Motors Llc |
NSN 4730-01-174-9406 is a Nipple,pipe, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-174-9406 has 1 manufacturer part number on file: 452891 (Army Weapons Command Attn Amswe-Ree-S).
Key specifications for 452891: Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Overall Length: 7.500 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Style Designator: LONG. 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.