PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18508Duct Assembly,heat Exchanger

Solar Turbines Incorporated Dba Solar Turbines Incorporated · NSN 2835-00-654-6807 · FSC 2835 · No Item Name Available
Verified by PartsTable
NSN 2835-00-654-6807 — this item is cataloged by the U.S. Government under National Stock Number 2835-00-654-6807. Primary manufacturer part number: 18508.
Features
  • Duct Assembly,heat Exchanger — FSC 2835
  • General Characteristics Item Description: MAJOR COMPONENTS: -1 TUBE FROM 0.20 IN. NOM CRES SHEET PER MIL-S-6721,-2 ELBOW FROM 0.020 IN. NOM CRES SHEET PER MIL-S-672.,BELLOWS PN 21192,2 FLANGES PN 100506-3,2 WELD BANDS PN 9044-8 IN
  • 2 verified cross-references
  • Primary manufacturer: Solar Turbines Incorporated Dba Solar Turbines Incorporated
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 2835-00-654-6807, is classified within Federal Supply Class 2835 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Solar Turbines Incorporated Dba Solar Turbines Incorporated. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2835-00-654-6807
Primary Part Number18508
Item NameDuct Assembly,heat Exchanger
FSC / FSG2835 / 28 — No Item Name Available
ManufacturerSolar Turbines Incorporated Dba Solar Turbines Incorporated
StatusACTIVE
General Characteristics Item DescriptionMAJOR COMPONENTS: -1 TUBE FROM 0.20 IN. NOM CRES SHEET PER MIL-S-6721,-2 ELBOW FROM 0.020 IN. NOM CRES SHEET PER MIL-S-672.,BELLOWS PN 21192,2 FLANGES PN 100506-3,2 WELD BANDS PN 9044-8 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5306-00-022-785518508 INTERCHANGEABLE
Bolt,special
Hyster-Yale Group, Inc.
3010-00-107-024818508 INTERCHANGEABLE
Bellows,pressure
Senior Operations Llc Dba Metal Bellows Div Metal Bellows
2530-00-163-245418508 INTERCHANGEABLE
Bracket,bearing Sup
Komatsu America Corporation
5950-00-581-903725603 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5315-01-287-8770 INTERCHANGEABLE
Pin,toggle,headed
8030-01-541-8729 INTERCHANGEABLE
Antiseize Compound
4820-01-642-840918508 INTERCHANGEABLE
Valve,check
United States Plastic Corp
Cross-Reference Index
Part NumberManufacturer
18508 PRIMARY Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA)
18508 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
5306-00-022-7855INTERCHANGEABLE
BOLT,SPECIAL
18508
3010-00-107-0248INTERCHANGEABLE
BELLOWS,PRESSURE
18508
2530-00-163-2454INTERCHANGEABLE
BRACKET,BEARING SUP
18508
5950-00-581-9037INTERCHANGEABLE
TRANSFORMER,POWER
25603
5315-01-287-8770INTERCHANGEABLE
PIN,TOGGLE,HEADED
8030-01-541-8729INTERCHANGEABLE
ANTISEIZE COMPOUND
4820-01-642-8409INTERCHANGEABLE
VALVE,CHECK
18508

Frequently Asked Questions

What is NSN 2835-00-654-6807?

NSN 2835-00-654-6807 is a Duct Assembly,heat Exchanger, manufactured by Solar Turbines Incorporated Dba Solar Turbines Incorporated, classified under FSC 2835 (No Item Name Available). Status: active.

What are the part numbers for NSN 2835-00-654-6807?

NSN 2835-00-654-6807 has 2 cross-referenced part numbers: 18508 (Solar Turbines Incorporated Dba Solar Turbines Incorporated), 18508 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 2835-00-654-6807?

There are 7 known substitutes for 2835-00-654-6807: 5306-00-022-7855, 3010-00-107-0248, 2530-00-163-2454 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18508?

Key specifications for 18508: General Characteristics Item Description: MAJOR COMPONENTS: -1 TUBE FROM 0.20 IN. NOM CRES SHEET PER MIL-S-6721,-2 ELBOW FROM 0.020 IN. NOM CRES SHEET PER MIL-S-672.,BELLOWS PN 21192,2 FLANGES PN 100506-3,2 WELD BANDS PN 9044-8 IN. 1 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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