The Plug,pipe, cataloged under National Stock Number 4730-01-532-7657, 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 12 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-532-7657 |
| Primary Part Number | 4464K332 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Type | SOLID |
| Nominal Pipe Size for Which Designed | 0.250 INCHES IN |
| Connection Style | PLAIN |
| Core Depth | 0.430 INCHES MAXIMUM IN |
| Drive End Style | RAISED SQUARE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.250 INCHES EXTERNAL IN |
| Body Type | SOLID |
| Thread Quantity Per Inch | 18 EXTERNAL |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | NPT EXTERNAL |
| 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 |
|---|---|
| 4464K332 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 4730-01-532-7657 is a Plug,pipe, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-532-7657 has 1 manufacturer part number on file: 4464K332 (Mcmaster-Carr Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-546-6270. Verify interchangeability with system specifications before substitution.
Key specifications for 4464K332: Head Type: SOLID; Nominal Pipe Size for Which Designed: 0.250 INCHES IN; Connection Style: PLAIN; Core Depth: 0.430 INCHES MAXIMUM IN. 12 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.