The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-232-5583, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 22 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 | 4720-00-232-5583 |
| Primary Part Number | 7D3956 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Measuring Method and Length | 43.750 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 3.375 INCHES IN |
| Connection Style | INVERTED FLARE SECOND END |
| Connection Style | INVERTED FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Layer Composition and Location | OUTER LAYER MOLDED RUBBER, CHLOROPRENE AND 1ST LAYER BRAIDED COTTON CORD |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.600 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Seat Angle | 30.0 DEGREES FIRST END |
| Seat Angle | 30.0 DEGREES SECOND END |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | NPTF FIRST END |
| 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 |
|---|---|
| 7D3956 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 4720-00-232-5583 is a Hose Assembly,nonmetallic, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-232-5583 has 1 manufacturer part number on file: 7D3956 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 7D3956: Measuring Method and Length: 43.750 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 3.375 INCHES IN; Connection Style: INVERTED FLARE SECOND END; Connection Style: INVERTED FLARE FIRST END. 22 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.