PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

161263H1Muffler,exhaust

Dressta North America Ltd · NSN 2990-01-285-8423 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-285-8423 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-285-8423. Primary manufacturer part number: 161263H1.
Features
  • Muffler,exhaust — FSC 2990
  • Muffler Design: STRAIGHT THROUGH W/BAFFLE
  • Design Type: DRY
  • Body Shape: OVAL
  • 9 verified cross-references
  • Primary manufacturer: Dressta North America Ltd
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-285-8423, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Dressta North America Ltd. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2990-01-285-8423
Primary Part Number161263H1
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerDressta North America Ltd
StatusCANCELLED
Muffler DesignSTRAIGHT THROUGH W/BAFFLE
Design TypeDRY
Body ShapeOVAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5310-00-186-0967 INTERCHANGEABLE
Washer,key
5340-00-697-3599 INTERCHANGEABLE
Ring,door,flush
5999-01-070-7983 INTERCHANGEABLE
Mounting Pad,electrical-Electron
4320-01-108-7236F-47727 PIECE 6 1-4IN INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Flowserve Inc
4940-01-117-909610462 INTERCHANGEABLE
Cap
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5945-01-187-8561 INTERCHANGEABLE
Solenoid,electrical
1005-01-285-061110462 INTERCHANGEABLE
Grip,shotgun Slide
O F Mossberg & Sons Inc
8040-01-672-6068 INTERCHANGEABLE
Adhesive
Cross-Reference Index
Part NumberManufacturer
161263H1 Komatsu America Corp. (USA)
161263H1 PRIMARY Dressta North America Ltd (USA)
161263H1 Komatsu American Intl Co (USA)
10462 Cummins Filtration Inc. (USA)
ABT10462 Brighton Cromwell Llc (USA)
ABT10462 Ar Bee Corp (USA)
10462-N Cummins Filtration Inc. (USA)
T10462 Cummins Filtration Inc. (USA)
33-161263H1 Ar Bee Corp (USA)
Related Parts
5310-00-186-0967INTERCHANGEABLE
WASHER,KEY
5340-00-697-3599INTERCHANGEABLE
RING,DOOR,FLUSH
5999-01-070-7983INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
4320-01-108-7236INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
F-47727 PIECE 6 1-4IN
4940-01-117-9096INTERCHANGEABLE
CAP
10462
5945-01-187-8561INTERCHANGEABLE
SOLENOID,ELECTRICAL
1005-01-285-0611INTERCHANGEABLE
GRIP,SHOTGUN SLIDE
10462
8040-01-672-6068INTERCHANGEABLE
ADHESIVE

Frequently Asked Questions

What is NSN 2990-01-285-8423?

NSN 2990-01-285-8423 is a Muffler,exhaust, manufactured by Dressta North America Ltd, classified under FSC 2990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2990-01-285-8423?

NSN 2990-01-285-8423 has 9 cross-referenced part numbers: 161263H1 (Komatsu America Corp.), 161263H1 (Dressta North America Ltd), 161263H1 (Komatsu American Intl Co), 10462 (Cummins Filtration Inc.), ABT10462 (Brighton Cromwell Llc) and 4 more.

What NSN replaces 2990-01-285-8423?

There are 8 known substitutes for 2990-01-285-8423: 5310-00-186-0967, 5340-00-697-3599, 5999-01-070-7983 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 161263H1?

Key specifications for 161263H1: Muffler Design: STRAIGHT THROUGH W/BAFFLE; Design Type: DRY; Body Shape: OVAL. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2990-01-285-8423 still in active supply?

NSN 2990-01-285-8423 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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