PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6158Muffler,exhaust

Saylor-Beall Manufacturing Company · NSN 2990-01-187-1450 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-187-1450 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-187-1450. Primary manufacturer part number: 6158.
Features
  • Muffler,exhaust — FSC 2990
  • Coolant Type: AIR
  • Operating Position: VERTICAL
  • Body Shape: ROUND
  • Design Type: DRY
  • 1 verified cross-reference
  • Primary manufacturer: Saylor-Beall Manufacturing Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-187-1450, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Saylor-Beall Manufacturing Company. Government technical data includes 4 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-187-1450
Primary Part Number6158
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerSaylor-Beall Manufacturing Company
StatusACTIVE
Coolant TypeAIR
Operating PositionVERTICAL
Body ShapeROUND
Design TypeDRY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-145-021861-58 INTERCHANGEABLE
Spring,helical,compression
Chrysler Realty Company Llc Dba Daimler Chrysler
4510-00-242-4360S84 INTERCHANGEABLE
Stopper,waste Drain
Kirkhill Inc
5935-00-320-717712613033-44 INTERCHANGEABLE
Connector,plug,electrical
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5930-00-379-42765169945 INTERCHANGEABLE
Switch,rotary
Rolls-Royce Solutions America Inc
5975-00-441-2543 INTERCHANGEABLE
Connector
3020-00-446-4659444-0-PC-444 INTERCHANGEABLE
Gear,worm
Northrop Grumman Systems Corporation Div Marine Systems
2530-00-463-69786158 INTERCHANGEABLE
Hub and Back Plate,
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5330-00-514-44726158SSH1L7 INTERCHANGEABLE
Seal,plain
Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems
3110-00-827-8648L44610 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
6145-00-845-5959SAE-J1128 TYPE GPT 12AWG-BLUE INTERCHANGEABLE
Wire,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
6158 PRIMARY Saylor-Beall Manufacturing Company (USA)
Related Parts
5360-00-145-0218INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
61-58
4510-00-242-4360INTERCHANGEABLE
STOPPER,WASTE DRAIN
S84
5935-00-320-7177INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
12613033-44
5930-00-379-4276INTERCHANGEABLE
SWITCH,ROTARY
5169945
5975-00-441-2543INTERCHANGEABLE
CONNECTOR
3020-00-446-4659INTERCHANGEABLE
GEAR,WORM
444-0-PC-444
2530-00-463-6978INTERCHANGEABLE
HUB AND BACK PLATE,
6158
5330-00-514-4472INTERCHANGEABLE
SEAL,PLAIN
6158SSH1L7
3110-00-827-8648INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
L44610
6145-00-845-5959INTERCHANGEABLE
WIRE,ELECTRICAL
SAE-J1128 TYPE GPT 12AWG-BLUE
5120-01-064-1913INTERCHANGEABLE
WRENCH,RATCHET
6230-01-324-8115INTERCHANGEABLE
LOCK,SEARCHLIGHT
6158

Frequently Asked Questions

What is NSN 2990-01-187-1450?

NSN 2990-01-187-1450 is a Muffler,exhaust, manufactured by Saylor-Beall Manufacturing Company, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-187-1450?

NSN 2990-01-187-1450 has 1 cross-referenced part number: 6158 (Saylor-Beall Manufacturing Company).

What NSN replaces 2990-01-187-1450?

There are 12 known substitutes for 2990-01-187-1450: 5360-00-145-0218, 4510-00-242-4360, 5935-00-320-7177 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6158?

Key specifications for 6158: Coolant Type: AIR; End Item Identification: SAYLOR-BEALL AIR PUMP,MODELS 703,705 AND 707; Operating Position: VERTICAL; Body Shape: ROUND. 5 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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