PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18823-0Duct Assembly,heat Exchanger

Alamo Aircraft, Ltd. · NSN 2835-00-654-8394 · FSC 2835 · No Item Name Available
Verified by PartsTable
NSN 2835-00-654-8394 — this item is cataloged by the U.S. Government under National Stock Number 2835-00-654-8394. Primary manufacturer part number: 18823-0.
Features
  • Duct Assembly,heat Exchanger — FSC 2835
  • General Characteristics Item Description: AF TO. 2G-T41M-4 FIG. 4,INDEX 79 APPLIES G
  • 3 verified cross-references
  • Primary manufacturer: Alamo Aircraft, Ltd.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Duct Assembly,heat Exchanger, cataloged under National Stock Number 2835-00-654-8394, is classified within Federal Supply Class 2835 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Alamo Aircraft, Ltd.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2835-00-654-8394
Primary Part Number18823-0
Item NameDuct Assembly,heat Exchanger
FSC / FSG2835 / 28 — No Item Name Available
ManufacturerAlamo Aircraft, Ltd.
StatusACTIVE
General Characteristics Item DescriptionAF TO. 2G-T41M-4 FIG. 4,INDEX 79 APPLIES G
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-100-055326283 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5330-00-136-20058021562 INTERCHANGEABLE
Seal,plain Encased
H20 Tank Inc U S Motors Div
5330-00-410-066218823 INTERCHANGEABLE
Packing Material
Provision, Inc. Dba Provision Inc
3020-00-646-704018-8-23 INTERCHANGEABLE
Gear Cluster
Dana Corp Spicer Transmission Div
5360-01-027-9430188230 INTERCHANGEABLE
Spring,helical,compression
Telemechanics Inc
Cross-Reference Index
Part NumberManufacturer
18823 Alamo Aircraft, Ltd. (USA)
18823-0 PRIMARY Alamo Aircraft, Ltd. (USA)
18823 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
3110-00-100-0553INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
26283
5330-00-136-2005INTERCHANGEABLE
SEAL,PLAIN ENCASED
8021562
5330-00-410-0662INTERCHANGEABLE
PACKING MATERIAL
18823
3020-00-646-7040INTERCHANGEABLE
GEAR CLUSTER
18-8-23
5360-01-027-9430INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
188230

Frequently Asked Questions

What is NSN 2835-00-654-8394?

NSN 2835-00-654-8394 is a Duct Assembly,heat Exchanger, manufactured by Alamo Aircraft, Ltd., classified under FSC 2835 (No Item Name Available). Status: active.

What are the part numbers for NSN 2835-00-654-8394?

NSN 2835-00-654-8394 has 3 cross-referenced part numbers: 18823 (Alamo Aircraft, Ltd.), 18823-0 (Alamo Aircraft, Ltd.), 18823 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 2835-00-654-8394?

There are 5 known substitutes for 2835-00-654-8394: 3110-00-100-0553, 5330-00-136-2005, 5330-00-410-0662 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18823-0?

Key specifications for 18823-0: End Item Identification: PART NO. 16600 POWER AND HEATING UNIT GAS TURBINE DRIVEN; General Characteristics Item Description: AF TO. 2G-T41M-4 FIG. 4,INDEX 79 APPLIES G. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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