PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12309Heat Shield,exhaust

Itw Gse Inc. · NSN 2990-01-501-6243 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-501-6243 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-501-6243. Primary manufacturer part number: 12309.
Features
  • Heat Shield,exhaust — FSC 2990
  • 3 verified cross-references
  • Primary manufacturer: Itw Gse Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Shield,exhaust, cataloged under National Stock Number 2990-01-501-6243, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Itw Gse Inc.. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-501-6243
Primary Part Number12309
Item NameHeat Shield,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerItw Gse Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-079-64721375R INTERCHANGEABLE
Connector Body,plug,electrical
Molex, Llc
5365-00-673-5890 INTERCHANGEABLE
Bushing
2915-00-694-5812110002 INTERCHANGEABLE
Shaft,fuel Gate Val
Meggitt North Hollywood Inc
1560-00-771-575012309-00 INTERCHANGEABLE
Panel Assembly
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5975-00-819-1860BBU-400 INTERCHANGEABLE
Bushing,electrical Conduit
Egs Electrical Group Appleton Div
5331-01-183-1283 INTERCHANGEABLE
O-Ring
7320-01-186-999412309 INTERCHANGEABLE
Cover,mixing Bowl
Middleby Marshall Inc Conveyor Ovens and Mixers Div
5905-01-194-1497110-002 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Panametrics Llc
4520-01-261-5460 INTERCHANGEABLE
Register,air
5950-01-376-1392110002 INTERCHANGEABLE
Transformer,power
Payton America, Inc. Dba Payton America Inc
Cross-Reference Index
Part NumberManufacturer
12309 Itw Gse Inc. (USA)
12309 Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems (USA)
110002 Thermo-Tec (USA)
Related Parts
5935-00-079-6472INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL
1375R
5365-00-673-5890INTERCHANGEABLE
BUSHING
2915-00-694-5812INTERCHANGEABLE
SHAFT,FUEL GATE VAL
110002
1560-00-771-5750INTERCHANGEABLE
PANEL ASSEMBLY
12309-00
5975-00-819-1860INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
BBU-400
5331-01-183-1283INTERCHANGEABLE
O-RING
7320-01-186-9994INTERCHANGEABLE
COVER,MIXING BOWL
12309
5905-01-194-1497INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
110-002
4520-01-261-5460INTERCHANGEABLE
REGISTER,AIR
5950-01-376-1392INTERCHANGEABLE
TRANSFORMER,POWER
110002
5998-01-509-9963INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
110002
7050-01-567-3675INTERCHANGEABLE
CONVERTER,DIGITAL TO DIGITAL
1100-0-2

Frequently Asked Questions

What is NSN 2990-01-501-6243?

NSN 2990-01-501-6243 is a Heat Shield,exhaust, manufactured by Itw Gse Inc., classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-501-6243?

NSN 2990-01-501-6243 has 3 cross-referenced part numbers: 12309 (Itw Gse Inc.), 12309 (Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems), 110002 (Thermo-Tec).

What NSN replaces 2990-01-501-6243?

There are 12 known substitutes for 2990-01-501-6243: 5935-00-079-6472, 5365-00-673-5890, 2915-00-694-5812 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12309?

Key specifications for 12309: End Item Identification: F-22. 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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