PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E0021860Muffler,exhaust

Chrysler Realty Company Llc Dba Daimler Chrysler · NSN 2990-01-010-6106 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-010-6106 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-010-6106. Primary manufacturer part number: E0021860.
Features
  • Muffler,exhaust — FSC 2990
  • Material: ASBESTOS INSULATION
  • Surface Treatment: ALUMINUM ALLOY
  • Outlet Connection Type: UNTHREADED FIRST OUTLET
  • Inlet Location: OFFSET IN END SECTION OF BODY 2.750 IN. C OF INLET TO C OF BODY IN
  • Outlet Location: CENTRALLY LOCATED IN END SECTION FO BODY
  • Design Type: JACKETED
  • Inlet Inside Diameter: 2.500 INCHES NOMINAL SINGLE INLET IN
Applications
  • Applications requiring Asbestos Insulation construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-010-6106, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 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
NSN2990-01-010-6106
Primary Part NumberE0021860
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerChrysler Realty Company Llc Dba Daimler Chrysler
StatusCANCELLED
MaterialASBESTOS INSULATION
Surface TreatmentALUMINUM ALLOY
Outlet Connection TypeUNTHREADED FIRST OUTLET
Inlet LocationOFFSET IN END SECTION OF BODY 2.750 IN. C OF INLET TO C OF BODY IN
Outlet LocationCENTRALLY LOCATED IN END SECTION FO BODY
Design TypeJACKETED
Inlet Inside Diameter2.500 INCHES NOMINAL SINGLE INLET IN
Inlet Projection Length1.719 INCHES NOMINAL SINGLE INLET IN
Outlet Projection Length1.719 INCHES NOMINAL FIRST OUTLET IN
Body ShapeOVAL
Inlet Connection TypeUNTHREADED SINGLE INLET
Muffler DesignMULTIPASS
Outlet Inside Diameter2.250 INCHES NOMINAL FIRST OUTLET IN
Operating PositionHORIZONTAL
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5975-00-179-0302 INTERCHANGEABLE
Coupling,electrical Conduit
5330-00-641-22222923 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
2530-00-845-84421881984 INTERCHANGEABLE
Cylinder,master
Chrysler Realty Company Llc Dba Daimler Chrysler
8125-00-877-81082002-0016 INTERCHANGEABLE
Bottle,screw Cap
Nalge Co Div of Sybron Corp
5330-01-049-237121902 INTERCHANGEABLE
Ring,wiper
Eaton Aerospace Llc
5970-01-100-2035 INTERCHANGEABLE
Insulator,washer
5961-01-169-4694 INTERCHANGEABLE
Semiconductor Device,diode
5330-01-192-577921860 INTERCHANGEABLE
Packing,preformed
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5331-01-205-562421860 INTERCHANGEABLE
O-Ring
Tyco Fire Products Lp
4820-01-218-6795 INTERCHANGEABLE
Cap,valve
Cross-Reference Index
Part NumberManufacturer
E0021860 PRIMARY Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
4112524 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
4115382 Chrysler Corp Service and Parts Opns (USA)
21902 Walker Mfg Co (USA)
3894085 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
2923 Ap Parts Co Industrial Sales Div (USA)
21860 PRIMARY Walker Mfg Co (USA)
4115382 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
Related Parts
5975-00-179-0302INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
5330-00-641-2222INTERCHANGEABLE
SEAL,PLAIN ENCASED
2923
2530-00-845-8442INTERCHANGEABLE
CYLINDER,MASTER
1881984
8125-00-877-8108INTERCHANGEABLE
BOTTLE,SCREW CAP
2002-0016
5330-01-049-2371INTERCHANGEABLE
RING,WIPER
21902
5970-01-100-2035INTERCHANGEABLE
INSULATOR,WASHER
5961-01-169-4694INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5330-01-192-5779INTERCHANGEABLE
PACKING,PREFORMED
21860
5331-01-205-5624INTERCHANGEABLE
O-RING
21860
4820-01-218-6795INTERCHANGEABLE
CAP,VALVE
4730-01-265-0447INTERCHANGEABLE
MANIFOLD,HYDRAULIC SYSTEM ACCESS
21860
5340-01-283-5662INTERCHANGEABLE
HANDLE,MANUAL CONTROL
21902

Frequently Asked Questions

What is NSN 2990-01-010-6106?

NSN 2990-01-010-6106 is a Muffler,exhaust, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 2990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2990-01-010-6106?

NSN 2990-01-010-6106 has 8 cross-referenced part numbers: E0021860 (Chrysler Realty Company Llc Dba Daimler Chrysler), 4112524 (Chrysler Realty Company Llc Dba Daimler Chrysler), 4115382 (Chrysler Corp Service and Parts Opns), 21902 (Walker Mfg Co), 3894085 (Chrysler Realty Company Llc Dba Daimler Chrysler) and 3 more.

What NSN replaces 2990-01-010-6106?

There are 12 known substitutes for 2990-01-010-6106: 5975-00-179-0302, 5330-00-641-2222, 2530-00-845-8442 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E0021860?

Key specifications for E0021860: Material: ASBESTOS INSULATION; Surface Treatment: ALUMINUM ALLOY; Outlet Connection Type: UNTHREADED FIRST OUTLET; Inlet Location: OFFSET IN END SECTION OF BODY 2.750 IN. C OF INLET TO C OF BODY IN. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2990-01-010-6106 still in active supply?

NSN 2990-01-010-6106 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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