Heat Shield, Exhaust 2990-01-669-3800 NSN 2990-01-669-3800 · NIIN 016693800 · Part number 4232542
Oshkosh Defense Llc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 75Q65
NSN 2990-01-669-3800 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-669-3800. Manufacturer of record part number: 4232542 .
Also searched as
2990-01-669-3800 ·
2990016693800 ·
NIIN 016693800 ·
01-669-3800 ·
FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 75Q65 · 4232542
Nearby stock numbers
← 2990-01-669-3116 Heater, Coolant, Engine
·
2990-01-669-5472 Ring Set, Piston →
Features
Heat Shield,exhaust — FSC 2990 2 manufacturer part numbers on file Manufacturer of record: Oshkosh Defense Llc
Identification
NSN: 2990-01-669-3800
NIIN: 016693800
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 4232542
Manufacturer: Oshkosh Defense Llc
General Description
The Heat Shield,exhaust, cataloged under National Stock Number 2990-01-669-3800, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Oshkosh Defense Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name Heat Shield,exhaust FSC / FSG 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) Manufacturers Jlg Industries (australia) Jlg Australia Pty Limited (CAGE Z1DF2); Oshkosh Defense Llc (CAGE 75Q65)
Technical Specifications
Parameter Value NSN 2990-01-669-3800 Primary Part Number 4232542 Item Name Heat Shield,exhaust FSC / FSG 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft Manufacturer Oshkosh Defense Llc Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N) Criticality Code X
Cross-Reference Index
Part Number Manufacturer
4232542 Jlg Industries (australia) Jlg Australia Pty Limited (AUS)
4232542 PRIMARY Oshkosh Defense Llc (USA)
Reference documents
Reference Meaning
4232542
5/9 Secondary reference Jlg Industries (australia) Jlg Industries Inc
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-096-8607
CONTROL ASSEMBLY,PUSH-PULL
2990-00-390-3445
CRANK,HAND,VEHICULAR
2990-00-459-7255
MUFFLER,EXHAUST
2990-00-459-7255
MUFFLER,EXHAUST
2990-00-536-2962
BLOCK,ADJUSTING SCREW
2990-00-903-8226
MUFFLER,EXHAUST
2990-01-151-5443
CONNECTOR,EXHAUST PIPE
2990-01-151-5443
CONNECTOR,EXHAUST PIPE
Frequently Asked Questions
What is NSN 2990-01-669-3800?
NSN 2990-01-669-3800 is a Heat Shield,exhaust, manufactured by Oshkosh Defense Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What part numbers are listed for NSN 2990-01-669-3800?
NSN 2990-01-669-3800 has 2 manufacturer part numbers on file: 4232542 (Jlg Industries (australia) Jlg Australia Pty Limited), 4232542 (Oshkosh Defense Llc).
Is NSN 2990-01-669-3800 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.
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