The Hose,nonmetallic, cataloged under National Stock Number 4720-01-277-6512, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Gates Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-277-6512 |
| Primary Part Number | 133W1 5/8 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Layer Composition and Location | 1ST LAYER WOVEN FABRIC AND 2ND LAYER WOVEN FABRIC AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.950 INCHES NOMINAL IN |
| Operating Pressure | 25.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Exterior Color | BLACK |
| Inside Diameter | 1.625 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Outer Covering Environmental Protection | ABRASION RESISTANT AND AGE RESISTANT AND OIL RESISTANT AND WEATHERPROOF |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR TUBE |
| 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 |
|---|---|
| 133W1 5/8 PRIMARY | Gates Corporation (USA) |
| Reference | Meaning |
|---|---|
| 133W1 5-8 | C/1 Advisory reference — outside the item-of-supply concept Gates Corporation |
NSN 4720-01-277-6512 is a Hose,nonmetallic, manufactured by Gates Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-277-6512 has 1 manufacturer part number on file: 133W1 5/8 (Gates Corporation).
Key specifications for 133W1 5/8: Layer Composition and Location: 1ST LAYER WOVEN FABRIC AND 2ND LAYER WOVEN FABRIC AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE; Cross-Sectional Shape Style: ROUND; Outside Diameter: 1.950 INCHES NOMINAL IN; Operating Pressure: 25.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 9 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.