PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FB0046Cap Assembly,protective,muffler-

Mercury Products Corp · NSN 2990-01-113-4252 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-113-4252 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-113-4252. Primary manufacturer part number: FB0046.
Features
  • Cap Assembly,protective,muffler- — FSC 2990
  • Material: STEEL
  • Pipe Outside Diameter Accommodated: 5.000 INCHES IN
  • 3 verified cross-references
  • Primary manufacturer: Mercury Products Corp
Applications
  • Applications requiring Steel construction
General Description

The Cap Assembly,protective,muffler-, cataloged under National Stock Number 2990-01-113-4252, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Mercury Products Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-113-4252
Primary Part NumberFB0046
Item NameCap Assembly,protective,muffler-
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerMercury Products Corp
StatusACTIVE
MaterialSTEEL
Pipe Outside Diameter Accommodated5.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
7310-01-104-0793OT-15(W/GUARD RAILS)120V INTERCHANGEABLE
Coffee Maker,automatic
Bunn-O-Matic Corporation Div Government Sales
7310-01-105-0427RT-35(W/GUARD RAILS)120V INTERCHANGEABLE
Coffee Maker,automatic
Bunn-O-Matic Corporation Div Government Sales
7310-01-204-1751 INTERCHANGEABLE
Coffee Maker,automatic
7310-01-371-01418571 INTERCHANGEABLE
Coffee Maker,automatic
Bloomfield Industries
Cross-Reference Index
Part NumberManufacturer
76-11055 Department of Defense Project Manager-Mobile Electric Power (USA)
WC500 Alexander Tagg Industries Inc (USA)
FB0046 PRIMARY Mercury Products Corp (USA)
Related Parts
7310-01-104-0793INTERCHANGEABLE
COFFEE MAKER,AUTOMATIC
OT-15(W/GUARD RAILS)120V
7310-01-105-0427INTERCHANGEABLE
COFFEE MAKER,AUTOMATIC
RT-35(W/GUARD RAILS)120V
7310-01-204-1751INTERCHANGEABLE
COFFEE MAKER,AUTOMATIC
7310-01-371-0141INTERCHANGEABLE
COFFEE MAKER,AUTOMATIC
8571

Frequently Asked Questions

What is NSN 2990-01-113-4252?

NSN 2990-01-113-4252 is a Cap Assembly,protective,muffler-, manufactured by Mercury Products Corp, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-113-4252?

NSN 2990-01-113-4252 has 3 cross-referenced part numbers: 76-11055 (Department of Defense Project Manager-Mobile Electric Power), WC500 (Alexander Tagg Industries Inc), FB0046 (Mercury Products Corp).

What NSN replaces 2990-01-113-4252?

There are 4 known substitutes for 2990-01-113-4252: 7310-01-104-0793, 7310-01-105-0427, 7310-01-204-1751 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FB0046?

Key specifications for FB0046: End Item Identification: GENERATOR SET,PROJECT MANAGER ELECTRIC POWER,USA MATERIAL COMMAND,MODEL MEP-029A A; Material: STEEL; Pipe Outside Diameter Accommodated: 5.000 INCHES IN. 3 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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