NSN 2935-01-161-4814 · NIIN 011614814 · Part number 675437
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 2935 — Engine System Cooling Components, Aircraft Prime Moving · FSG 29 — Engine Accessories · CAGE 77445
Government record, cited
NSN 2935-01-161-4814 — this item is cataloged by the U.S. Government under National Stock Number 2935-01-161-4814. Manufacturer of record part number: 675437.
Also searched as2935-01-161-4814 ·
2935011614814 ·
NIIN 011614814 ·
01-161-4814 ·
FSC 2935 Engine System Cooling Components, Aircraft Prime Moving · CAGE 77445 · 675437
FSC Application Data: ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT
General Characteristics Item Description: MATL SST AMS5613,HARDNESS RC 25-33,2.050 IN LG,1.390 IN. OD,0.197 IN. STEM DIA IN
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 2935-01-161-4814
NIIN: 011614814
FSC: 2935 — Engine System Cooling Components, Aircraft Prime Moving
FSG: 29 — Engine Accessories
Primary part number: 675437
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Valve,bypass,oil Cooler, cataloged under National Stock Number 2935-01-161-4814, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2935-01-161-4814
Primary Part Number
675437
Item Name
Valve,bypass,oil Cooler
FSC / FSG
2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
FSC Application Data
ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT
General Characteristics Item Description
MATL SST AMS5613,HARDNESS RC 25-33,2.050 IN LG,1.390 IN. OD,0.197 IN. STEM DIA IN
Other items in FSC 2935 — Engine System Cooling Components, Aircraft Prime Moving
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2935-00-000-0105
CAP,FILLER OPENING
2935-00-003-5905
2935-00-003-5905 · Item name not on file
2935-00-006-5833
2935-00-006-5833 · Item name not on file
2935-00-008-9559
PISTON,VALVE,OIL COOLER
2935-00-009-1568
2935-00-009-1568 · Item name not on file
2935-00-010-5525
2935-00-010-5525 · Item name not on file
2935-00-012-0059
CAP,FILLER OPENING
2935-00-016-4931
2935-00-016-4931 · Item name not on file
Frequently Asked Questions
What is NSN 2935-01-161-4814?
NSN 2935-01-161-4814 is a Valve,bypass,oil Cooler, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
What part numbers are listed for NSN 2935-01-161-4814?
NSN 2935-01-161-4814 has 2 manufacturer part numbers on file: 675437 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 675437 (Rtx Corporation Div Pratt & Whitney).
What are the specifications of 675437?
Key specifications for 675437: FSC Application Data: ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT; General Characteristics Item Description: MATL SST AMS5613,HARDNESS RC 25-33,2.050 IN LG,1.390 IN. OD,0.197 IN. STEM DIA IN; End Item Identification: U/O TF33-PW-102 ENG,E/I KC135 ACFT. 2 specifications are documented in the U.S. Government catalog.
Is NSN 2935-01-161-4814 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.