PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21127Muffler,exhaust

Walker Mfg Co · NSN 2990-00-679-6072 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-679-6072 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-679-6072. Primary manufacturer part number: 21127.
Features
  • Muffler,exhaust — FSC 2990
  • 11 verified cross-references
  • Primary manufacturer: Walker Mfg Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-00-679-6072, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Walker Mfg Co. This item has 11 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMuffler,exhaust
FSC / FSG2990 — No Item Name Available (FSG 29)
ManufacturersWalker Mfg Co (CAGE 79260); Merit Industries Inc (CAGE 07650); Ford Motor Co Ford Parts and Service Div Government Part Sales (CAGE 23040); Mahle Aftermarket Inc. Dba Ae Clevite Inc (CAGE 0B0B1); Harvard Industries (CAGE 74080)
Technical Specifications
ParameterValue
NSN2990-00-679-6072
Primary Part Number21127
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWalker Mfg Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-008-699105262 INTERCHANGEABLE
Case,carrying,lead Test
Simpson Electric Company, Inc.
6140-00-033-9659021127-000 INTERCHANGEABLE
Battery,storage
Saft America Inc. Dba Tadiran Batteries Div Aviation Division
6210-00-152-3877 INTERCHANGEABLE
Light,indicator
6240-00-155-8707 INTERCHANGEABLE
Lamp,incandescent
3110-00-156-1929185483P45 INTERCHANGEABLE
Bearing,ball,thrust
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5998-00-166-79921914 INTERCHANGEABLE
Circuit Card Assembly
Gifft T H Co Inc
6640-00-226-09203110M27 INTERCHANGEABLE
Test Paper and Color Chart,ph
Arthur H. Thomas Company
5950-00-240-6962 INTERCHANGEABLE
Reactor
6680-00-243-1468 INTERCHANGEABLE
Indicator,sight,liquid
5977-00-285-00021914 INTERCHANGEABLE
Brush,electrical Contact
Kato Engineering Inc.
Cross-Reference Index
Part NumberManufacturer
21127 PRIMARY Walker Mfg Co (USA)
395 PRIMARY Merit Industries Inc (USA)
B7T-5230-A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
MU657 Mahle Aftermarket Inc. Dba Ae Clevite Inc (USA)
5262 Harvard Industries (USA)
594 Ap Parts Co Industrial Sales Div (USA)
1914 PRIMARY Arvin Industries Inc (USA)
540 International Parts Corp Div of Midas-International Corp (USA)
875 Almor Tool Co Inc the (USA)
FD67 PRIMARY Maremont Corp (USA)
594 Ap Parts Co Youngstown Div (USA)
Related Parts
6625-00-008-6991INTERCHANGEABLE
CASE,CARRYING,LEAD TEST
05262
6140-00-033-9659INTERCHANGEABLE
BATTERY,STORAGE
021127-000
6210-00-152-3877INTERCHANGEABLE
LIGHT,INDICATOR
6240-00-155-8707INTERCHANGEABLE
LAMP,INCANDESCENT
3110-00-156-1929INTERCHANGEABLE
BEARING,BALL,THRUST
185483P45
5998-00-166-7992INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1914
6640-00-226-0920INTERCHANGEABLE
TEST PAPER AND COLOR CHART,PH
3110M27
5950-00-240-6962INTERCHANGEABLE
REACTOR
6680-00-243-1468INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
5977-00-285-0002INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
1914
5935-00-295-3129INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5262
5330-00-303-0659INTERCHANGEABLE
GASKET
5262

Frequently Asked Questions

What is NSN 2990-00-679-6072?

NSN 2990-00-679-6072 is a Muffler,exhaust, manufactured by Walker Mfg Co, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-679-6072?

NSN 2990-00-679-6072 has 11 cross-referenced part numbers: 21127 (Walker Mfg Co), 395 (Merit Industries Inc), B7T-5230-A (Ford Motor Co Ford Parts and Service Div Government Part Sales), MU657 (Mahle Aftermarket Inc. Dba Ae Clevite Inc), 5262 (Harvard Industries) and 6 more.

What NSN replaces 2990-00-679-6072?

There are 12 known substitutes for 2990-00-679-6072: 6625-00-008-6991, 6140-00-033-9659, 6210-00-152-3877 and 9 more. Verify interchangeability with system specifications before substitution.

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