The Cap,pipe, cataloged under National Stock Number 4730-01-353-3902, 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 Harrington Industrial Plastics Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-353-3902 |
| Primary Part Number | 447-040 |
| Item Name | Cap,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Harrington Industrial Plastics Inc |
| Status | ACTIVE |
| Head Type | SOLID |
| Nominal Pipe Size for Which Designed | 4.000 INCHES IN |
| Connection Style | SOCKET |
| Style Designator | CAP |
| Material | PLASTIC POLYVINYL CHLORIDE (PVC) OVERALL |
| 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 |
|---|---|
| 447-040 | Harrington Industrial Plastics Inc (USA) |
| Reference | Meaning |
|---|---|
| 447-040 | 3/9 Design control — primary reference Nibco Pvf Marketing Inc |
NSN 4730-01-353-3902 is a Cap,pipe, manufactured by Harrington Industrial Plastics Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-353-3902 has 1 manufacturer part number on file: 447-040 (Harrington Industrial Plastics Inc).
1 possible match (shared part number, not a government interchangeability claim): 6550-01-580-8218. Verify interchangeability with system specifications before substitution.
Key specifications for 447-040: Head Type: SOLID; Nominal Pipe Size for Which Designed: 4.000 INCHES IN; Connection Style: SOCKET; Style Designator: CAP. 5 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.