Seal, Air, Aircraft Gas Turbine En2840-00-085-4573
NSN 2840-00-085-4573 · NIIN 000854573 · Part number 408136
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 77445
Government record, cited
NSN 2840-00-085-4573 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-085-4573. Manufacturer of record part number: 408136.
Also searched as2840-00-085-4573 ·
2840000854573 ·
NIIN 000854573 ·
00-085-4573 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 408136
Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
Diameter: 1.360 INCHES NOMINAL IN
Material Thickness: 0.0500 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN
Surface Treatment: CHROMIUM OVERALL
Material: STEEL OVERALL
2 manufacturer part numbers on file
Identification
NSN: 2840-00-085-4573
NIIN: 000854573
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 408136
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-00-085-4573, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2840-00-085-4573
Primary Part Number
408136
Item Name
Seal,air,aircraft Gas Turbine En
FSC / FSG
2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
FSC Application Data
HEATER,FUEL,AIRCRAFT ENGINE
Hardness Rating
35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
Diameter
1.360 INCHES NOMINAL IN
Material Thickness
0.0500 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-004-4242
2840-00-004-4242 · Item name not on file
2840-00-021-4702
PLATE,RETAINING,TUB
2840-00-043-0981
BRACKET ASSEMBLY,TUBING
2840-00-043-0982
BRACKET ASSEMBLY,TUBING
2840-00-048-5261
2840-00-048-5261 · Item name not on file
2840-00-407-9165
DIPSTICK,ENGINE
2840-01-171-0875
SEAL,FUEL
2840-01-171-0875
SEAL,FUEL
Frequently Asked Questions
What is NSN 2840-00-085-4573?
NSN 2840-00-085-4573 is a Seal,air,aircraft Gas Turbine En, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
What part numbers are listed for NSN 2840-00-085-4573?
NSN 2840-00-085-4573 has 2 manufacturer part numbers on file: 408136 (Rtx Corporation Div Pratt & Whitney), 408136 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of 408136?
Key specifications for 408136: FSC Application Data: HEATER,FUEL,AIRCRAFT ENGINE; Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL; Diameter: 1.360 INCHES NOMINAL IN; Overall Width: 0.0770 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 2840-00-085-4573 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.