The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-340-2242, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Atlas Copco. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-340-2242 |
| Primary Part Number | 2657307639 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Atlas Copco |
| Status | ACTIVE |
| Measuring Method and Length | 480.000 INCHES NOMINAL OVERALL IN |
| Connection Style | PUSH (INTERNAL) FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | INTERNAL QUICK DISCONNECT FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Quick Disconnect Nominal Size | 2.000 INCHES FIRST END IN |
| Inside Diameter | 2.000 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| 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 |
|---|---|
| 855017A0553 | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| 2657307639 PRIMARY | Atlas Copco (USA) |
| Reference | Meaning |
|---|---|
| 855017A0553 | 5/9 Secondary reference Atlas Copco |
NSN 4720-01-340-2242 is a Hose Assembly,nonmetallic, manufactured by Atlas Copco, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-340-2242 has 2 manufacturer part numbers on file: 855017A0553 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), 2657307639 (Atlas Copco).
Key specifications for 2657307639: Measuring Method and Length: 480.000 INCHES NOMINAL OVERALL IN; Connection Style: PUSH (INTERNAL) FIRST END; End Connection Design: STRAIGHT FIRST END; Connection Type: INTERNAL QUICK DISCONNECT FIRST 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.