The Cap,tube, cataloged under National Stock Number 4730-01-708-1726, 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 Advanced Technology Products Inc Dba a T P. Government technical data includes 1 specification, 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 | 4730-01-708-1726 |
| Primary Part Number | PP1/4 |
| Item Name | Cap,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Advanced Technology Products Inc Dba a T P |
| Status | ACTIVE |
| Tube Outside Diameter for Which Designed | 0.25 INCHES NOMINAL IN |
| 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 |
|---|---|
| PP1/4 PRIMARY | Advanced Technology Products Inc Dba a T P (USA) |
NSN 4730-01-708-1726 is a Cap,tube, manufactured by Advanced Technology Products Inc Dba a T P, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-708-1726 has 1 manufacturer part number on file: PP1/4 (Advanced Technology Products Inc Dba a T P).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-733-1008. Verify interchangeability with system specifications before substitution.
Key specifications for PP1/4: Tube Outside Diameter for Which Designed: 0.25 INCHES NOMINAL IN; Special Features: 1.33 INCH LENGTH, 0.03 OUNCE WEIGHT OZ; Part Name Assigned by Controlling Agency: PLUG; End Item Identification: BELL 505 HELICOPTER. 1 specification is 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.