The Tube Assembly,metal, cataloged under National Stock Number 4710-01-173-5666, 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 Provision, Inc. Dba Provision Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-173-5666 |
| Primary Part Number | 4-4-3317-20 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Provision, Inc. Dba Provision Inc |
| Status | ACTIVE |
| Design Form | PREBENT |
| Mating End Quantity | 2 SINGLE END |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| End Connection Style | SWIVEL NUT, FLARED SINGLE END |
| Tube Outside Diameter | 0.500 INCHES NOMINAL IN |
| Thread Class | 2B SINGLE END |
| Material | STEEL TUBING |
| Material | STEEL CORROSION RESISTING SINGLE END |
| Thread Series Designator | UNF SINGLE END |
| End Connection Spec/std | MS51531B-8S |
| 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 |
|---|---|
| 4-4-3317-20 PRIMARY | Provision, Inc. Dba Provision Inc (USA) |
| Reference | Meaning |
|---|---|
| 4-4-3317-20 | 3/9 Design control — primary reference Gibson Cryogenics Inc |
NSN 4710-01-173-5666 is a Tube Assembly,metal, manufactured by Provision, Inc. Dba Provision Inc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-173-5666 has 1 manufacturer part number on file: 4-4-3317-20 (Provision, Inc. Dba Provision Inc).
Key specifications for 4-4-3317-20: Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Wall Thickness: 0.035 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND SINGLE 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.