The Tubing Assembly,nonmetallic, cataloged under National Stock Number 4710-01-340-8705, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-340-8705 |
| Primary Part Number | 1780AS135-1 |
| Item Name | Tubing Assembly,nonmetallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Measuring Method and Length | 30.000 INCHES NOMINAL OVERALL IN |
| Connection Style | SWIVEL NUT WITH COMPRESSION SLEEVE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Criticality Code Justification | FEAT |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Features Provided | IDENTICAL ENDS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.312 INCHES FIRST END IN |
| Seat Angle | 33.0 DEGREES FIRST END |
| Inside Surface Condition | SMOOTH |
| Thread Class | 3B FIRST END |
| Material | PLASTIC POLYURETHANE TUBE |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1780AS135-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1780AS135 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4710-01-340-8705 is a Tubing Assembly,nonmetallic, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-340-8705 has 1 manufacturer part number on file: 1780AS135-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1780AS135-1: Measuring Method and Length: 30.000 INCHES NOMINAL OVERALL IN; Connection Style: SWIVEL NUT WITH COMPRESSION SLEEVE FIRST END; End Connection Design: STRAIGHT FIRST END; Criticality Code Justification: FEAT. 14 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 4710-01-340-8705 has DEMIL Code Q. 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.