The Tube Assembly,metal, cataloged under National Stock Number 4710-00-150-6040, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-150-6040 |
| Primary Part Number | 691012 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Seat Angle in Deg | 37.0 SINGLE END |
| Design Form | PREBENT |
| Mating End Quantity | 2 SINGLE END |
| Bolt Hole Diameter | 0.092 INCHES NOMINAL SINGLE END IN |
| Wall Thickness | 0.028 INCHES NOMINAL IN |
| Nominal Thread Size | 0.438 INCHES SINGLE END IN |
| End Connection Style | SWIVEL NUT, FLARED FIRST END |
| End Connection Style | PLAIN SECOND END |
| Tube Outside Diameter | 0.250 INCHES NOMINAL IN |
| Bolt Hole Quantity | 2 SINGLE END |
| Bolt Circle Diameter | 1.250 INCHES NOMINAL SINGLE END IN |
| Thread Class | 3B SINGLE END |
| Material | STEEL TUBING |
| Material | STEEL SINGLE END |
| Thread Series Designator | UNF SINGLE 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 |
|---|---|
| 691012 | Viavi Solutions Deutschland Gmbh (DEU) |
| 691012 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 691012 | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (USA) |
| Reference | Meaning |
|---|---|
| 691012 | 5/9 Secondary reference Aero Tube Technologies, Llc Dba Tube Bends |
| 691012 | 5/9 Secondary reference U.S. Government activity |
| 691012 | 5/9 Secondary reference Ferguson Door Co Inc |
| 691012 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 4710-00-150-6040 is a Tube Assembly,metal, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-150-6040 has 3 manufacturer part numbers on file: 691012 (Viavi Solutions Deutschland Gmbh), 691012 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 691012 (Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders).
3 possible matches (shared part number, not a government interchangeability claim): 5360-00-360-3399, 5330-01-479-9400, 6515-01-618-5848. Verify interchangeability with system specifications before substitution.
Key specifications for 691012: Seat Angle in Deg: 37.0 SINGLE END; Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Bolt Hole Diameter: 0.092 INCHES NOMINAL SINGLE END IN. 15 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 4710-00-150-6040 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.