NSN 4710-00-464-3631 · NIIN 004643631 · Part number 68-33540
Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · FSC 4710 — Pipe, Tube and Rigid Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 51663
Government record, cited
NSN 4710-00-464-3631 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-464-3631. Manufacturer of record part number: 68-33540.
Also searched as4710-00-464-3631 ·
4710004643631 ·
NIIN 004643631 ·
00-464-3631 ·
FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 51663 · 68-33540
Nearby stock numbers← 4710-00-464-1835
·
4710-00-464-3768 Tube Assembly, Metal →
4710-00-464-3631 — Pipe, Tube and Rigid Tubing
Features
Tube,transfer — FSC 4710
General Characteristics Item Description: CRES,PASSIVATED
1 manufacturer part number on file
Manufacturer of record: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Identification
NSN: 4710-00-464-3631
NIIN: 004643631
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 68-33540
Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
General Description
The Tube,transfer, cataloged under National Stock Number 4710-00-464-3631, 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 Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
4710-00-464-3631
Primary Part Number
68-33540
Item Name
Tube,transfer
FSC / FSG
4710 / 47 — Pipe, Tube and Rigid Tubing
Manufacturer
Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)
Reference documents
Reference
Meaning
68-33540
5/9Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4710 — Pipe, Tube and Rigid Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4710-00-001-0080
TUBE ASSEMBLY,METAL
4710-00-001-0081
4710-00-001-0081 · Item name not on file
4710-00-001-0082
TUBE ASSEMBLY,METAL
4710-00-001-1229
TUBE ASSEMBLY,METAL
4710-00-001-1676
TUBE ASSEMBLY,METAL
4710-00-001-1686
TUBE ASSEMBLY,METAL
4710-00-001-1688
4710-00-001-1688 · Item name not on file
4710-00-001-1691
4710-00-001-1691 · Item name not on file
Frequently Asked Questions
What is NSN 4710-00-464-3631?
NSN 4710-00-464-3631 is a Tube,transfer, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
What part numbers are listed for NSN 4710-00-464-3631?
NSN 4710-00-464-3631 has 1 manufacturer part number on file: 68-33540 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
What are the specifications of 68-33540?
Key specifications for 68-33540: General Characteristics Item Description: CRES,PASSIVATED. 1 specification is documented in the U.S. Government catalog.
Is NSN 4710-00-464-3631 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.