NSN 2840-00-407-3173 · NIIN 004073173 · Part number 660024
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 2840-00-407-3173 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-407-3173. Manufacturer of record part number: 660024.
Also searched as2840-00-407-3173 ·
2840004073173 ·
NIIN 004073173 ·
00-407-3173 ·
FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components · CAGE 77445 · 660024
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
NSN: 2840-00-407-3173
NIIN: 004073173
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 660024
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Duct Assy,inner, cataloged under National Stock Number 2840-00-407-3173, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Duct Assy,inner
FSC / FSG
2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28)
Manufacturers
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Rtx Corporation Div Pratt & Whitney (CAGE 52661)
Technical Specifications
Parameter
Value
NSN
2840-00-407-3173
Primary Part Number
660024
Item Name
Duct Assy,inner
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
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5935-01-466-7530660-024M15R5-04POSSIBLE MATCH
COVER,ELECTRICAL CONNECTOR
Possible match (shared part number)Glenair, Inc.
2590-01-550-4860660-024B15H6-01POSSIBLE MATCH
CAP,FILLER OPENING
Possible match (shared part number)Glenair, Inc.
5935-01-592-3571660-024M25S6-05POSSIBLE MATCH
COVER,ELECTRICAL CONNECTOR
Possible match (shared part number)Glenair, Inc.
5935-01-686-9109660-024NF25R6-03POSSIBLE MATCH
COVER,ELECTRICAL CONNECTOR
Possible match (shared part number)Glenair, Inc.
5330-01-724-9168660024POSSIBLE MATCH
SEAL RING,METAL
Possible match (shared part number)Hydro Engineering Innovation, Llc
NSN 2840-00-407-3173 is a Duct Assy,inner, 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 2840-00-407-3173?
NSN 2840-00-407-3173 has 2 manufacturer part numbers on file: 660024 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 660024 (Rtx Corporation Div Pratt & Whitney).
What NSN replaces 2840-00-407-3173?
5 possible matches (shared part number, not a government interchangeability claim): 5935-01-466-7530, 2590-01-550-4860, 5935-01-592-3571. Verify interchangeability with system specifications before substitution.
Is NSN 2840-00-407-3173 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 2840-00-407-3173?
NSN 2840-00-407-3173 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.