The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-357-4153, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Kovatch Corp.. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-357-4153 |
| Primary Part Number | K-A1B-0021 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Kovatch Corp. |
| Status | ACTIVE |
| Measuring Method and Length | 35.0 FEET NOMINAL OVERALL FT |
| Connection Style | SWIVEL NUT WITH COMPRESSION SLEEVE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Exterior Color | BLACK |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| 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 |
|---|---|
| K-A1B-0021 PRIMARY | Kovatch Corp. (USA) |
NSN 4720-01-357-4153 is a Hose Assembly,nonmetallic, manufactured by Kovatch Corp., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-357-4153 has 1 manufacturer part number on file: K-A1B-0021 (Kovatch Corp.).
Key specifications for K-A1B-0021: Measuring Method and Length: 35.0 FEET NOMINAL OVERALL FT; Connection Style: SWIVEL NUT WITH COMPRESSION SLEEVE SECOND END; Connection Type: THREADED EXTERNAL TUBE FIRST END; Connection Type: UNTHREADED EXTERNAL HOSE SECOND END. 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.