The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-373-3107, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Mid-State Aerospace Inc Dba Mid-State Aerospace Inc. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-373-3107 |
| Primary Part Number | 5855273-1 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Mid-State Aerospace Inc Dba Mid-State Aerospace Inc |
| Status | ACTIVE |
| Measuring Method and Length | 90.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Style | SWIVEL NUT WITH LOOSE OR INTEGRAL CLINCH SLEEVE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER BRAIDED COTTON CORD AND 2ND LAYER RUBBER IMPREGNATED BRAIDED STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED COTTON FABRIC |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.516 INCHES NOMINAL IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 33.0 DEGREES FIRST END |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 6000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2B FIRST END |
| Burst Test Pressure | 12000.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | OIL RESISTANT |
| Thread Series Designator | UNF FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5855273-1 PRIMARY | Mid-State Aerospace Inc Dba Mid-State Aerospace Inc (USA) |
| 5855273-1 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5855273-1 | 5/9 Secondary reference Raytheon Company Div Rmd Strategic |
| 5855273 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4720-01-373-3107 is a Hose Assembly,nonmetallic, manufactured by Mid-State Aerospace Inc Dba Mid-State Aerospace Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-373-3107 has 2 manufacturer part numbers on file: 5855273-1 (Mid-State Aerospace Inc Dba Mid-State Aerospace Inc), 5855273-1 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-373-3108. Verify interchangeability with system specifications before substitution.
Key specifications for 5855273-1: Measuring Method and Length: 90.000 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Style: SWIVEL NUT WITH LOOSE OR INTEGRAL CLINCH SLEEVE FIRST END. 21 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.
NSN 4720-01-373-3107 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.