The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-006-3552, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Bae Systems (operations) Limited. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-00-006-3552 |
| Primary Part Number | A310539 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Measuring Method and Length | 12.500 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.800 INCHES NOMINAL SECOND END IN |
| Minimum Inside Bending Radius | 1.750 INCHES IN |
| Connection Style | SWIVEL NUT WITH COMPRESSION SLEEVE FIRST END |
| Connection Style | FLUID CONNECTION SECOND END |
| Layer Composition and Location | OUTER LAYER BRAIDED SYNTHETIC CORD |
| Connection Type | UNTHREADED FLUID PASSAGE BOLT SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Bolt Hole Diameter | 0.650 INCHES NOMINAL SECOND END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | NUTS DRILLED FOR LOCKWIRE |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.625 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Exterior Color | GREEN |
| Inside Diameter | 0.438 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Hydrostatic Test Pressure | 300.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 600.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNF 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 |
|---|---|
| A310539 | Bae Systems (operations) Limited (GBR) |
| Reference | Meaning |
|---|---|
| A310539 | 3/9 Design control — primary reference British Aerospace (military Aircraft & Aerostructures) |
NSN 4720-00-006-3552 is a Hose Assembly,nonmetallic, manufactured by Bae Systems (operations) Limited, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-006-3552 has 1 manufacturer part number on file: A310539 (Bae Systems (operations) Limited).
Key specifications for A310539: Measuring Method and Length: 12.500 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.800 INCHES NOMINAL SECOND END IN; Minimum Inside Bending Radius: 1.750 INCHES IN. 25 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.