NSN 4710-01-161-8637 · NIIN 011618637 · Part number 3169599-3
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) · FSC 4710 — Pipe, Tube and Rigid Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 59364
Government record, cited
NSN 4710-01-161-8637 — this item is cataloged by the U.S. Government under National Stock Number 4710-01-161-8637. Manufacturer of record part number: 3169599-3.
Also searched as4710-01-161-8637 ·
4710011618637 ·
NIIN 011618637 ·
01-161-8637 ·
FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 59364 · 3169599-3 · 70311-22806 · 70311-22806-101
Material Document and Classification: WW-T-700/4, ALLOY 5052 FED SPEC SINGLE MATERIAL RESPONSE TUBING
End Connection Style: UNTHREADED EXTERNAL SINGLE END
Tube Outside Diameter: 0.639 INCHES MINIMUM AND 0.642 INCHES MAXIMUM IN
Material: ALUMINUM ALLOY 5052 TUBING
2 manufacturer part numbers on file
Identification
NSN: 4710-01-161-8637
NIIN: 011618637
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 3169599-3
Manufacturer: Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
General Description
The Tube Assembly,metal, cataloged under National Stock Number 4710-01-161-8637, 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 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4710-01-161-8637
Primary Part Number
3169599-3
Item Name
Tube Assembly,metal
FSC / FSG
4710 / 47 — Pipe, Tube and Rigid Tubing
Manufacturer
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Status
ACTIVE
Design Form
PREBENT
Mating End Quantity
2 SINGLE END
Material Document and Classification
WW-T-700/4, ALLOY 5052 FED SPEC SINGLE MATERIAL RESPONSE TUBING
End Connection Style
UNTHREADED EXTERNAL SINGLE END
Tube Outside Diameter
0.639 INCHES MINIMUM AND 0.642 INCHES MAXIMUM IN
Material
ALUMINUM ALLOY 5052 TUBING
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4710-01-161-86383169600-3POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4710-01-161-86393169601-3POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4710-01-161-86413169603-3POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4710-01-161-86453169608-3POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4710-01-161-86463169609-3POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4710-01-521-143370311-22806-116POSSIBLE MATCH
TUBE AND FITTINGS,METALLIC
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
4710-01-521-145970311-22806-114POSSIBLE MATCH
TUBE AND FITTINGS,METALLIC
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
4710-01-521-146070311-22806-115POSSIBLE MATCH
TUBE AND FITTINGS,METALLIC
Possible match (shared part number)Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
NSN 4710-01-161-8637 is a Tube Assembly,metal, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
What part numbers are listed for NSN 4710-01-161-8637?
NSN 4710-01-161-8637 has 2 manufacturer part numbers on file: 3169599-3 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 70311-22806-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
What NSN replaces 4710-01-161-8637?
8 possible matches (shared part number, not a government interchangeability claim): 4710-01-161-8638, 4710-01-161-8639, 4710-01-161-8641. Verify interchangeability with system specifications before substitution.
What are the specifications of 3169599-3?
Key specifications for 3169599-3: Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Material Document and Classification: WW-T-700/4, ALLOY 5052 FED SPEC SINGLE MATERIAL RESPONSE TUBING; End Connection Style: UNTHREADED EXTERNAL SINGLE END. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4710-01-161-8637 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.