PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31362Muffler,exhaust

Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc · NSN 2990-01-037-9172 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-037-9172 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-037-9172. Primary manufacturer part number: 31362.
Features
  • Muffler,exhaust — FSC 2990
  • Material: STEEL LOCATION NOT OTHERWISE SPECIFIED
  • Inlet Connection Type: FLANGE SINGLE INLET
  • Inlet Flange Shape: OVAL SINGLE INLET
  • Inlet Flange Mounting Hole Diameter: 0.312 INCHES NOMINAL SINGLE INLET IN
  • Coolant Type: AIR
  • Nonconnection Outlet Location: IN FRONT OF BODY
  • Baffle Quantity: 1
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-037-9172, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-037-9172
Primary Part Number31362
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerTecumseh Products Company Llc Div Tecumseh Compressor Co. Llc
StatusACTIVE
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Inlet Connection TypeFLANGE SINGLE INLET
Inlet Flange ShapeOVAL SINGLE INLET
Inlet Flange Mounting Hole Diameter0.312 INCHES NOMINAL SINGLE INLET IN
Coolant TypeAIR
Nonconnection Outlet LocationIN FRONT OF BODY
Baffle Quantity1
Unable to DecodeUNABLE TO DECODE
Nonconnection Outlet Size0.469 IN. DIA IN
Inlet LocationLOCATED ON BACK SIDE OF BODY
Nonconnection Outlet Type and Quantity23 PERFORATED
Center to Center Distance Between Mounting Holes1.500 C TO C DIM. OF MTG HOLES SINGLE INLET
Design TypeDRY
Inlet Projection Length0.094 INCHES NOMINAL SINGLE INLET IN
Operating PositionVERTICAL
Inlet Flange Mounting Provision and Quantity2 HOLES SINGLE INLET
Muffler DesignBAFFLE
Body ShapeRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6230-00-104-2888A265-1396A INTERCHANGEABLE
Floodlight,electric
Essex Electro Engineers Inc
5330-00-148-662930085B INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
6620-00-526-8302 INTERCHANGEABLE
Transmitter,pressure
6610-00-907-978831362 INTERCHANGEABLE
Rocking Shaft Assy
Aerosonic Llc
5985-01-004-35008122A INTERCHANGEABLE
Attenuator,variable
Telonic Berkeley, Inc. Dba Telonic Berkeley
Cross-Reference Index
Part NumberManufacturer
31362 Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc (USA)
28269 General Equipment Co. (USA)
28269 Lauson Division of Tecumseh Products Co (USA)
8122-A Lauson Division of Tecumseh Products Co (USA)
31362 Lauson Division of Tecumseh Products Co (USA)
28269 Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc (USA)
Related Parts
6230-00-104-2888INTERCHANGEABLE
FLOODLIGHT,ELECTRIC
A265-1396A
5330-00-148-6629INTERCHANGEABLE
GASKET
30085B
6620-00-526-8302INTERCHANGEABLE
TRANSMITTER,PRESSURE
6610-00-907-9788INTERCHANGEABLE
ROCKING SHAFT ASSY
31362
5985-01-004-3500INTERCHANGEABLE
ATTENUATOR,VARIABLE
8122A

Frequently Asked Questions

What is NSN 2990-01-037-9172?

NSN 2990-01-037-9172 is a Muffler,exhaust, manufactured by Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-037-9172?

NSN 2990-01-037-9172 has 6 cross-referenced part numbers: 31362 (Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc), 28269 (General Equipment Co.), 28269 (Lauson Division of Tecumseh Products Co), 8122-A (Lauson Division of Tecumseh Products Co), 31362 (Lauson Division of Tecumseh Products Co) and 1 more.

What NSN replaces 2990-01-037-9172?

There are 5 known substitutes for 2990-01-037-9172: 6230-00-104-2888, 5330-00-148-6629, 6620-00-526-8302 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31362?

Key specifications for 31362: Overall Width: 3.250 INCHES NOMINAL IN; Material: STEEL LOCATION NOT OTHERWISE SPECIFIED; Inlet Connection Type: FLANGE SINGLE INLET; Inlet Flange Shape: OVAL SINGLE INLET. 21 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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