The Plug,pipe, cataloged under National Stock Number 4730-01-364-8740, 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 Ward Leonard Ct Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-364-8740 |
| Primary Part Number | SPP72-0004 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Nominal Pipe Size for Which Designed | 0.375 INCHES IN |
| Material Document and Classification | MIL-F-5509 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.375 INCHES EXTERNAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL 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 |
|---|---|
| 04-0003 ITEM 59 | Ward Leonard Ct Llc (USA) |
| SPP72-0004 PRIMARY | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| 04-0003 | D/9 Drawing number reference only Ward Leonard Ct Llc |
NSN 4730-01-364-8740 is a Plug,pipe, manufactured by Ward Leonard Ct Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-364-8740 has 2 manufacturer part numbers on file: 04-0003 ITEM 59 (Ward Leonard Ct Llc), SPP72-0004 (Ward Leonard Ct Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-364-8741. Verify interchangeability with system specifications before substitution.
Key specifications for SPP72-0004: Nominal Pipe Size for Which Designed: 0.375 INCHES IN; Material Document and Classification: MIL-F-5509 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND EXTERNAL; Nominal Thread Size: 0.375 INCHES EXTERNAL IN. 7 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.