PartsTable TECHNICAL DATA SHEET
NSN 2990-01-166-2438Government record, cited

Exhaust, Shroud2990-01-166-2438

NSN 2990-01-166-2438 · NIIN 011662438 · Part number 8-37592-2
Stewart & Stevenson Power Products Llc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 30422
Government record, cited
NSN 2990-01-166-2438 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-166-2438. Manufacturer of record part number: 8-37592-2.
Also searched as  2990-01-166-2438 · 2990011662438 · NIIN 011662438 · 01-166-2438 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 30422 · 8-37592-2
Nearby stock numbers  ·
Features
  • Exhaust,shroud — FSC 2990
  • FSC Application Data: MISCELLANEOUS ENGINE ACCESSORIES,NONAIRCRAFT
  • 1 manufacturer part number on file
  • Manufacturer of record: Stewart & Stevenson Power Products Llc
Identification
  • NSN: 2990-01-166-2438
  • NIIN: 011662438
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 8-37592-2
  • Manufacturer: Stewart & Stevenson Power Products Llc
General Description

The Exhaust,shroud, cataloged under National Stock Number 2990-01-166-2438, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Stewart & Stevenson Power Products Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-166-2438
Primary Part Number8-37592-2
Item NameExhaust,shroud
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerStewart & Stevenson Power Products Llc
StatusACTIVE
FSC Application DataMISCELLANEOUS ENGINE ACCESSORIES,NONAIRCRAFT
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
8-37592-2 PRIMARY Stewart & Stevenson Power Products Llc (USA)
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 2990-01-166-2438?

NSN 2990-01-166-2438 is a Exhaust,shroud, manufactured by Stewart & Stevenson Power Products Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-166-2438?

NSN 2990-01-166-2438 has 1 manufacturer part number on file: 8-37592-2 (Stewart & Stevenson Power Products Llc).

What are the specifications of 8-37592-2?

Key specifications for 8-37592-2: FSC Application Data: MISCELLANEOUS ENGINE ACCESSORIES,NONAIRCRAFT; End Item Identification: PART OF EXHAUST PIPE FSCM 30422 PN 8-37592-1,U/O MUFFLER ASSY FSCM 18265 PN M0M09-0140,E/I HYD TEST STAND NSN 4920010210434. 1 specification is documented in the U.S. Government catalog.

Is NSN 2990-01-166-2438 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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