PartsTable TECHNICAL DATA SHEET
NSN 2990-01-298-3749Government record, cited

Switch, Engine Temperature, Automo2990-01-298-3749

NSN 2990-01-298-3749 · NIIN 012983749 · Part number 23504005
General Motors Llc Dba General Motors Llc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 7X677
Government record, cited
NSN 2990-01-298-3749 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-298-3749. Manufacturer of record part number: 23504005.
Also searched as  2990-01-298-3749 · 2990012983749 · NIIN 012983749 · 01-298-3749 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 7X677 · 23504005
Nearby stock numbers  ·
Features
  • Switch,engine Temperature,automo — FSC 2990
  • 1 manufacturer part number on file
  • Manufacturer of record: General Motors Llc Dba General Motors Llc
Identification
  • NSN: 2990-01-298-3749
  • NIIN: 012983749
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 23504005
  • Manufacturer: General Motors Llc Dba General Motors Llc
General Description

The Switch,engine Temperature,automo, cataloged under National Stock Number 2990-01-298-3749, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is General Motors Llc Dba General Motors Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications
ParameterValue
NSN2990-01-298-3749
Primary Part Number23504005
Item NameSwitch,engine Temperature,automo
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
23504005 PRIMARY General Motors Llc Dba General Motors Llc (USA)
Reference documents
ReferenceMeaning
23504005 5/9 Secondary reference
General Motors Corp Chevrolet Motor Div Special Products Dept
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.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-298-3749?

NSN 2990-01-298-3749 is a Switch,engine Temperature,automo, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-298-3749?

NSN 2990-01-298-3749 has 1 manufacturer part number on file: 23504005 (General Motors Llc Dba General Motors Llc).

What are the specifications of 23504005?

Key specifications for 23504005: End Item Identification: LIGHT DUTY TRUCKS; GENERAL MOTORS CORP; MODEL NO. 1985 THRU 1987. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-298-3749 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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