The Switch,engine Temperature,automo, cataloged under National Stock Number 2990-01-591-0632, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
123-27330
3/9Design control — primary reference
Ese, Inc. Dba E S Components Company
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 2990-01-591-0632?
NSN 2990-01-591-0632 is a Switch,engine Temperature,automo, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What are the specifications of 2990-01-591-0632?
Key specifications for 2990-01-591-0632: Special Features: SWITCH HIGH TEMP; Part Name Assigned by Controlling Agency: SWITCH; End Item Identification: SPECIAL AIRCRAFT AND ENGINE TOOL AND SUPPORT EQUIPMENT PARTS. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2990-01-591-0632 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.