The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-539-5231, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 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 | 4720-01-539-5231 |
| Primary Part Number | 12326429-9 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Measuring Method and Length | 74.250 INCHES MINIMUM WORKING AND 74.750 INCHES MAXIMUM WORKING IN |
| Temp Rating | -40.0 CELSIUS AND 121.0 CELSIUS SINGLE RESPONSE DEGC |
| Minimum Inside Bending Radius | 9.500 INCHES IN |
| Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.120 INCHES NOMINAL IN |
| Operating Pressure | 27.6 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 1.187 INCHES FIRST END IN |
| Inside Diameter | 0.750 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | HYDRAULIC FLUID AND HYDRAULIC FLUID, WATER BASE SINGLE RESPONSE |
| Thread Class | 2B FIRST END |
| Burst Test Pressure | 16000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 12 FIRST END |
| Thread Series Designator | UN 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 |
|---|---|
| 12326429-9 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4720-01-539-5231 is a Hose Assembly,nonmetallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-539-5231 has 1 manufacturer part number on file: 12326429-9 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12326429-9: Measuring Method and Length: 74.250 INCHES MINIMUM WORKING AND 74.750 INCHES MAXIMUM WORKING IN; Temp Rating: -40.0 CELSIUS AND 121.0 CELSIUS SINGLE RESPONSE DEGC; Minimum Inside Bending Radius: 9.500 INCHES IN; Connection Style: SWIVEL NUT, GASKET SEAL FIRST END. 18 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.