The Clamp,hose, cataloged under National Stock Number 4730-00-277-8437, 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 Punch-Lok Co Div Pt Punch-Lok. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-277-8437 |
| Primary Part Number | P0-80 |
| Item Name | Clamp,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Punch-Lok Co Div Pt Punch-Lok |
| Status | ACTIVE |
| Fastening Device Type | PUNCH LOCK |
| Style Designator | ADJUSTABLE BAND |
| Inside Diameter | 20.000 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL 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 |
|---|---|
| PO-80 | Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt (USA) |
| P0-80 PRIMARY | Punch-Lok Co Div Pt Punch-Lok (USA) |
| P138000 | Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt (USA) |
| P138000 | Punch-Lok Co Div Pt Punch-Lok (USA) |
| Reference | Meaning |
|---|---|
| 0-80 | 5/9 Secondary reference Punch-Lok Co Div Pt Punch-Lok |
NSN 4730-00-277-8437 is a Clamp,hose, manufactured by Punch-Lok Co Div Pt Punch-Lok, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-277-8437 has 4 manufacturer part numbers on file: PO-80 (Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt), P0-80 (Punch-Lok Co Div Pt Punch-Lok), P138000 (Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt), P138000 (Punch-Lok Co Div Pt Punch-Lok).
4 possible matches (shared part number, not a government interchangeability claim): 5305-00-959-4171, 6530-01-156-3230, 5310-01-334-7148. Verify interchangeability with system specifications before substitution.
Key specifications for P0-80: Fastening Device Type: PUNCH LOCK; Style Designator: ADJUSTABLE BAND; Overall Width: 0.625 INCHES NOMINAL IN; Inside Diameter: 20.000 INCHES NOMINAL IN. 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.