The Tube,oil Breather, cataloged under National Stock Number 4710-00-867-7017, 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 Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Tube,oil Breather |
| FSC / FSG | 4710 — Pipe, Tube and Rigid Tubing (FSG 47) |
| Manufacturers | Viavi Solutions Deutschland Gmbh (CAGE D4598); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (CAGE 21890) |
| Parameter | Value |
|---|---|
| NSN | 4710-00-867-7017 |
| Primary Part Number | 505331 |
| Item Name | Tube,oil Breather |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 505331 | Viavi Solutions Deutschland Gmbh (DEU) |
| 505331 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 505331 PRIMARY | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (USA) |
| Reference | Meaning |
|---|---|
| 505331 | 5/9 Secondary reference Aero Tube Technologies, Llc Dba Tube Bends |
NSN 4710-00-867-7017 is a Tube,oil Breather, manufactured by Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-867-7017 has 3 manufacturer part numbers on file: 505331 (Viavi Solutions Deutschland Gmbh), 505331 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 505331 (Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders).
2 possible matches (shared part number, not a government interchangeability claim): 6515-01-141-0655, 3010-01-157-6983. Verify interchangeability with system specifications before substitution.
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.