The Hose,nonmetallic, cataloged under National Stock Number 4720-01-008-2961, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Illinois Tool Works Inc.. Government technical data includes 14 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. 3 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 | 4720-01-008-2961 |
| Primary Part Number | H-1641-1 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Illinois Tool Works Inc. |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 220.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 7.000 INCHES IN |
| Layer Composition and Location | 1ST LAYER BRAIDED RAYON CORD AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY |
| Exterior Color | RED |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Burst Test Pressure | 1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Outer Covering Environmental Protection | WATER RESISTANT AND ABRASION RESISTANT |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR TUBE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4720-01-008-2961 is a Hose,nonmetallic, manufactured by Illinois Tool Works Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-008-2961 has 2 manufacturer part numbers on file: H-1641-1 (Illinois Tool Works Inc.), 71-151 (Itw Industrial Finishing Dba Binks Devilbiss).
3 possible matches (shared part number, not a government interchangeability claim): 6150-01-018-9197, 6105-01-091-3635, 3040-01-283-6427. Verify interchangeability with system specifications before substitution.
Key specifications for H-1641-1: Temp Rating: -40.0 FAHRENHEIT AND 220.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 7.000 INCHES IN; Layer Composition and Location: 1ST LAYER BRAIDED RAYON CORD AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE; Cross-Sectional Shape Style: ROUND. 14 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.