PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7441Muffler,exhaust

Walker Michigan Division of Walker Mfg Co · NSN 2990-00-695-9064 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-695-9064 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-695-9064. Primary manufacturer part number: 7441.
Features
  • Muffler,exhaust — FSC 2990
  • Body Shape: OVAL
  • Muffler Design: MULTIPASS
  • Operating Position: VERTICAL
  • Outlet Inside Diameter: 1.500 INCHES NOMINAL FIRST OUTLET IN
  • Inlet Connection Type: UNTHREADED SINGLE INLET
  • Outlet Projection Length: 1.938 INCHES NOMINAL FIRST OUTLET IN
  • Outlet Connection Type: UNTHREADED FIRST OUTLET
Applications
  • Applications requiring Steel Location Not Otherwise Specified construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-695-9064, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Walker Michigan Division of Walker Mfg Co. Government technical data includes 18 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-00-695-9064
Primary Part Number7441
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Michigan Division of Walker Mfg Co
StatusACTIVE
Body ShapeOVAL
Muffler DesignMULTIPASS
Operating PositionVERTICAL
Outlet Inside Diameter1.500 INCHES NOMINAL FIRST OUTLET IN
Inlet Connection TypeUNTHREADED SINGLE INLET
Outlet Projection Length1.938 INCHES NOMINAL FIRST OUTLET IN
Outlet Connection TypeUNTHREADED FIRST OUTLET
Inlet Projection Length1.500 INCHES NOMINAL SINGLE INLET IN
Outlet Outside Diameter1.625 INCHES NOMINAL FIRST OUTLET IN
Inlet Outside Diameter1.625 INCHES NOMINAL SINGLE INLET IN
Design TypeDRY
Inlet Inside Diameter1.500 INCHES NOMINAL SINGLE INLET IN
Inlet LocationLOCATED 1-1/2 IN. FROM HORIZONTAL CENTER LINE IN
Outlet LocationLOCATED 1-3/4 IN. C TO C FROM HORIZONTAL CENTER LINE IN
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
FSC Application DataEXHAUST SYSTEM,ENGINE,NON-AIRCRAFT
Coolant TypeAIR
Tube Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5815-00-125-49117441 INTERCHANGEABLE
Bar
Telemechanics Inc
2815-00-146-2350 INTERCHANGEABLE
Flange,e,haust,blin
5999-00-201-63827441 INTERCHANGEABLE
Cap,electrical
Black and Decker Us Inc
5331-00-238-795474-41 INTERCHANGEABLE
O-Ring
Dresser Industries Inc Leroi Div
5962-00-244-4229 INTERCHANGEABLE
Microcircuit,digital
5985-01-071-88617441 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Bird Electronic Corporation Div Bird Electronic Corp
1005-01-462-51657441 INTERCHANGEABLE
Lock,gun Safety
O F Mossberg & Sons Inc
6240-01-563-558715224109 INTERCHANGEABLE
Lamp,incandescent
General Motors Llc Dba General Motors Llc
4820-01-624-19727441 INTERCHANGEABLE
Valve,shuttle
The Boeing Company Div Defense
5340-01-642-04837441 INTERCHANGEABLE
Bracket,mounting
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Cross-Reference Index
Part NumberManufacturer
7441 Walker Michigan Division of Walker Mfg Co (USA)
7064691 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
JX9061 Walker Mfg Co (USA)
Related Parts
5815-00-125-4911INTERCHANGEABLE
BAR
7441
2815-00-146-2350INTERCHANGEABLE
FLANGE,E,HAUST,BLIN
5999-00-201-6382INTERCHANGEABLE
CAP,ELECTRICAL
7441
5331-00-238-7954INTERCHANGEABLE
O-RING
74-41
5962-00-244-4229INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5985-01-071-8861INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
7441
1005-01-462-5165INTERCHANGEABLE
LOCK,GUN SAFETY
7441
6240-01-563-5587INTERCHANGEABLE
LAMP,INCANDESCENT
15224109
4820-01-624-1972INTERCHANGEABLE
VALVE,SHUTTLE
7441
5340-01-642-0483INTERCHANGEABLE
BRACKET,MOUNTING
7441

Frequently Asked Questions

What is NSN 2990-00-695-9064?

NSN 2990-00-695-9064 is a Muffler,exhaust, manufactured by Walker Michigan Division of Walker Mfg Co, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-695-9064?

NSN 2990-00-695-9064 has 3 cross-referenced part numbers: 7441 (Walker Michigan Division of Walker Mfg Co), 7064691 (U S Army Tank Automotive Command Amsta-Im-Mm), JX9061 (Walker Mfg Co).

What NSN replaces 2990-00-695-9064?

There are 10 known substitutes for 2990-00-695-9064: 5815-00-125-4911, 2815-00-146-2350, 5999-00-201-6382 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7441?

Key specifications for 7441: Overall Height: 6.000 INCHES NOMINAL IN; Body Shape: OVAL; Muffler Design: MULTIPASS; Operating Position: VERTICAL. 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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