PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7368542Muffler,exhaust

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 2990-00-314-0738 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-314-0738 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-314-0738. Primary manufacturer part number: 7368542.
Features
  • Muffler,exhaust — FSC 2990
  • Operating Position: HORIZONTAL
  • Overall Diameter: 8.000 INCHES NOMINAL IN
  • Coolant Type: AIR
  • Outlet Inside Diameter: 2.515 INCHES MINIMUM AND 2.535 INCHES MAXIMUM FIRST OUTLET IN
  • Design Type: JACKETED
  • Inlet Connection Type: UNTHREADED SINGLE INLET
  • Body Shape: ROUND
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-314-0738, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2990-00-314-0738
Primary Part Number7368542
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Operating PositionHORIZONTAL
Overall Diameter8.000 INCHES NOMINAL IN
Coolant TypeAIR
Outlet Inside Diameter2.515 INCHES MINIMUM AND 2.535 INCHES MAXIMUM FIRST OUTLET IN
Design TypeJACKETED
Inlet Connection TypeUNTHREADED SINGLE INLET
Body ShapeROUND
Tube Quantity3
Muffler DesignMULTIPASS W/INTEGRAL SPARK ARRESTOR
Surface TreatmentALUMINUM
Inlet Projection Length2.250 INCHES NOMINAL SINGLE INLET IN
Outlet Connection TypeUNTHREADED FIRST OUTLET
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Inlet Outside Diameter2.8846 INCHES MINIMUM AND 2.9046 INCHES MAXIMUM SINGLE INLET IN
Outlet Location1-7/8 IN. C TO C FROM HORIZONTAL CENTERLINE IN
Inlet Location1-7/8 IN. C TO C FROM HORIZONTAL CENTERLINE IN
MaterialASBESTOS INSULATION
Outlet Outside Diameter2.6346 INCHES MINIMUM AND 2.6546 INCHES MAXIMUM FIRST OUTLET IN
FSC Application DataGASOLINE ENGINE,NONAIRCRAFT
Inlet Inside Diameter2.765 INCHES MINIMUM AND 2.785 INCHES MAXIMUM SINGLE INLET IN
Outlet Projection Length2.250 INCHES NOMINAL FIRST OUTLET IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-151-913313446 INTERCHANGEABLE
Ball,bearing
Unison Industries Llc
2940-00-360-395815381 INTERCHANGEABLE
Plunger,oil Pressure
Arvinmeritor Inc
2940-00-374-7376S78 INTERCHANGEABLE
Air Cleaner,intake
Vortox Company
5950-00-518-1974 INTERCHANGEABLE
Coil,radio Frequency
4520-00-530-4400 INTERCHANGEABLE
Heating Element,electrical,nonim
5815-00-604-25172569 INTERCHANGEABLE
Line Feed Spacer Le
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
6615-00-726-6027640-0003-001 INTERCHANGEABLE
Cam,roll,gimbal Ass
Acron Aviation, Inc.
5330-00-841-75912569 INTERCHANGEABLE
Gasket
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
2010-01-013-6030A-2569 INTERCHANGEABLE
Extractor,washer
Walz & Krenzer Inc Div Mapeco Products
2990-01-070-7936 INTERCHANGEABLE
Muffler,exhaust
Cross-Reference Index
Part NumberManufacturer
165L1 Diamond Reo Truck Co (USA)
2569 Maremont Corp (USA)
7368542 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
3110-00-151-9133INTERCHANGEABLE
BALL,BEARING
13446
2940-00-360-3958INTERCHANGEABLE
PLUNGER,OIL PRESSURE
15381
2940-00-374-7376INTERCHANGEABLE
AIR CLEANER,INTAKE
S78
5950-00-518-1974INTERCHANGEABLE
COIL,RADIO FREQUENCY
4520-00-530-4400INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
5815-00-604-2517INTERCHANGEABLE
LINE FEED SPACER LE
2569
6615-00-726-6027INTERCHANGEABLE
CAM,ROLL,GIMBAL ASS
640-0003-001
5330-00-841-7591INTERCHANGEABLE
GASKET
2569
2010-01-013-6030INTERCHANGEABLE
EXTRACTOR,WASHER
A-2569
2990-01-070-7936INTERCHANGEABLE
MUFFLER,EXHAUST
5920-01-575-5238INTERCHANGEABLE
FUSEHOLDER,BLOCK
2569
2590-01-608-6562INTERCHANGEABLE
RAIL ASSEMBLY,CURBS
2569

Frequently Asked Questions

What is NSN 2990-00-314-0738?

NSN 2990-00-314-0738 is a Muffler,exhaust, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2990-00-314-0738?

NSN 2990-00-314-0738 has 3 cross-referenced part numbers: 165L1 (Diamond Reo Truck Co), 2569 (Maremont Corp), 7368542 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2990-00-314-0738?

There are 12 known substitutes for 2990-00-314-0738: 3110-00-151-9133, 2940-00-360-3958, 2940-00-374-7376 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7368542?

Key specifications for 7368542: Operating Position: HORIZONTAL; Overall Diameter: 8.000 INCHES NOMINAL IN; Coolant Type: AIR; Outlet Inside Diameter: 2.515 INCHES MINIMUM AND 2.535 INCHES MAXIMUM FIRST OUTLET IN. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2990-00-314-0738 still in active supply?

NSN 2990-00-314-0738 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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