PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1500085Muffler,exhaust

Centek Industries, Inc. · NSN 2990-01-666-4481 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-666-4481 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-666-4481. Primary manufacturer part number: 1500085.
Features
  • Muffler,exhaust — FSC 2990
  • Design Type: DRY
  • Inlet Connection Type: UNTHREADED SINGLE INLET
  • Operating Position: VERTICAL
  • Body Shape: ROUND
  • Overall Diameter: 12.34 INCHES NOMINAL IN
  • Material: GLASS FIBER INSULATION
  • 1 verified cross-reference
Applications
  • Applications requiring Glass Fiber Insulation construction
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-666-4481, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Centek Industries, Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-666-4481
Primary Part Number1500085
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerCentek Industries, Inc.
StatusACTIVE
Design TypeDRY
Inlet Connection TypeUNTHREADED SINGLE INLET
Operating PositionVERTICAL
Body ShapeROUND
Overall Diameter12.34 INCHES NOMINAL IN
MaterialGLASS FIBER INSULATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-358-53618331604 INTERCHANGEABLE
Washer,key
U S Army Tank Automotive Command Amsta-Im-Mm
6750-01-415-2363 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
1500085 PRIMARY Centek Industries, Inc. (USA)
Related Parts
5310-00-358-5361INTERCHANGEABLE
WASHER,KEY
8331604
6750-01-415-2363INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 2990-01-666-4481?

NSN 2990-01-666-4481 is a Muffler,exhaust, manufactured by Centek Industries, Inc., classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-666-4481?

NSN 2990-01-666-4481 has 1 cross-referenced part number: 1500085 (Centek Industries, Inc.).

What NSN replaces 2990-01-666-4481?

There are 2 known substitutes for 2990-01-666-4481: 5310-00-358-5361, 6750-01-415-2363. Verify interchangeability with system specifications before substitution.

What are the specifications of 1500085?

Key specifications for 1500085: Design Type: DRY; Inlet Connection Type: UNTHREADED SINGLE INLET; End Item Identification: BOAT, DRIVE SUPPORT; Operating Position: VERTICAL. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com