The Tube Assembly,metal, cataloged under National Stock Number 4710-00-258-9950, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-258-9950 |
| Primary Part Number | 472V540A032 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Seat Angle in Deg | 33.0 SINGLE END |
| Design Form | PREBENT |
| Mating End Quantity | 1 SECOND END |
| Mating End Quantity | 1 FIRST END |
| Material Document and Classification | MIL-T-8808, COMP 321, TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE TUBING |
| Material Document and Classification | AISI 304 ASSN STD SINGLE MATERIAL RESPONSE SINGLE END |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| End Connection Style | SWIVEL NUT, FLARED SINGLE END |
| Tube Outside Diameter | 0.187 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Thread Class | 3B SINGLE END |
| Material | STEEL COMP 304 SINGLE END |
| Material | STEEL COMP 321 TUBING |
| Thread Series Designator | UNF SINGLE END |
| End Connection Spec/std | AN817 PART NO. AN817-3J,AN817 PART NO. AN817-4J |
| 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 |
|---|---|
| 472V540A032 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 472V540A032 | 3/9 Design control — primary reference Universal Propulsion Company Inc Dba Goodrich Div Universal Propulsion Co., Inc. |
| 472V540A032 | 5/9 Secondary reference Ami Industries, Inc Div Utc Aerospace Systems |
NSN 4710-00-258-9950 is a Tube Assembly,metal, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-258-9950 has 1 manufacturer part number on file: 472V540A032 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 472V540A032: Seat Angle in Deg: 33.0 SINGLE END; Design Form: PREBENT; Mating End Quantity: 1 SECOND END; Mating End Quantity: 1 FIRST END. 17 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.