NSN 1615-01-112-5900 — this item is cataloged by the U.S. Government under National Stock Number 1615-01-112-5900. Manufacturer of record part number: UA537559-1.
Also searched as1615-01-112-5900 ·
1615011125900 ·
NIIN 011125900 ·
01-112-5900 ·
FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 78943 · UA537559-1 · 145DS209-1
Manufacturer of record: Triumph Thermal Systems, Llc
Identification
NSN: 1615-01-112-5900
NIIN: 011125900
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: UA537559-1
Manufacturer: Triumph Thermal Systems, Llc
General Description
The Cooler Assembly,tra, cataloged under National Stock Number 1615-01-112-5900, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Triumph Thermal Systems, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1615-00-056-4862
1615-00-056-4862 · Item name not on file
1615-00-420-7841
1615-00-420-7841 · Item name not on file
1615-00-446-7576
GRIP ASSEMBLY,MAIN
1615-00-458-8376
HOUSING ASSEMBLY
1615-00-621-1853
TRANSMISSION,MECHANICAL,HELICOPT
1615-00-629-4445
1615-00-629-4445 · Item name not on file
1615-00-689-6306
STABILIZER,ROTARY WING
1615-00-689-6307
STABILIZER,ROTARY WING
Frequently Asked Questions
What is NSN 1615-01-112-5900?
NSN 1615-01-112-5900 is a Cooler Assembly,tra, manufactured by Triumph Thermal Systems, Llc, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
What part numbers are listed for NSN 1615-01-112-5900?
NSN 1615-01-112-5900 has 2 manufacturer part numbers on file: 145DS209-1 (The Boeing Company), UA537559-1 (Triumph Thermal Systems, Llc).
What are the specifications of UA537559-1?
Key specifications for UA537559-1: End Item Identification: CH-47, ROTARY WING AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1615-01-112-5900 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.
What is the DEMIL code for NSN 1615-01-112-5900?
NSN 1615-01-112-5900 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.