The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-359-2639, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Smiths Tubular Systems-Laconia, Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-359-2639 |
| Primary Part Number | 110553-031 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES FIRST END |
| Measuring Method and Length | 12.915 INCHES MINIMUM OVERALL AND 13.165 INCHES MAXIMUM OVERALL IN |
| End Connection Design | ELBOW SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Recess Diameter | 0.991 INCHES NOMINAL SECOND END IN |
| Inside Diameter | 0.991 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Raised Face Diameter | 1.205 INCHES NOMINAL SECOND END IN |
| Raised Face Height | 0.440 INCHES NOMINAL SECOND END IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) 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 |
|---|---|
| 110553-031 PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| AE707560-2 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 4073030 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4073031 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 4080280 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 1242018-1 | 3/2 Design control — primary reference U.S. Government activity |
| 4073032 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 4720-01-359-2639 is a Hose Assembly,nonmetallic, manufactured by Smiths Tubular Systems-Laconia, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-359-2639 has 3 manufacturer part numbers on file: 110553-031 (Smiths Tubular Systems-Laconia, Inc.), AE707560-2 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 4073030 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-382-5636. Verify interchangeability with system specifications before substitution.
Key specifications for 110553-031: Flow Angle: 90.0 DEGREES FIRST END; Measuring Method and Length: 12.915 INCHES MINIMUM OVERALL AND 13.165 INCHES MAXIMUM OVERALL IN; End Connection Design: ELBOW SECOND END; Connection Type: THREADED INTERNAL TUBE FIRST END. 11 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.