The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-356-7656, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Airlite Plastics Co Div Airlite Plastics Co. Pa Division. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-356-7656 |
| Primary Part Number | 201-2-137 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Airlite Plastics Co Div Airlite Plastics Co. Pa Division |
| Status | ACTIVE |
| Measuring Method and Length | 137.000 INCHES NOMINAL WORKING IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 1.500 INCHES IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.275 INCHES NOMINAL IN |
| Operating Pressure | 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Exterior Color | BLACK |
| Inside Diameter | 0.125 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 |
|---|---|
| 201-2-137 PRIMARY | Airlite Plastics Co Div Airlite Plastics Co. Pa Division (USA) |
| Reference | Meaning |
|---|---|
| 201-2-137 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-01-356-7656 is a Hose Assembly,nonmetallic, manufactured by Airlite Plastics Co Div Airlite Plastics Co. Pa Division, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-356-7656 has 1 manufacturer part number on file: 201-2-137 (Airlite Plastics Co Div Airlite Plastics Co. Pa Division).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-571-8043. Verify interchangeability with system specifications before substitution.
Key specifications for 201-2-137: Measuring Method and Length: 137.000 INCHES NOMINAL WORKING IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 1.500 INCHES IN; Cross-Sectional Shape Style: ROUND. 8 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.