PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B49134Valve,poppet,engine

Brunswick Corp Dba Mercury Marine Div Mercury Marine · NSN 2805-00-136-2119 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-136-2119 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-136-2119. Primary manufacturer part number: B49134.
Features
  • Valve,poppet,engine — FSC 2805
  • Material: STEEL OVERALL
  • Groove Width: 0.1250 INCHES NOMINAL IN
  • Head Style: FLAT
  • Seat Angle in Deg: 45.0
  • Chamfer Angle in Deg: 30.0
  • Head Height: 0.1560 INCHES NOMINAL IN
  • Groove Diameter: 0.3280 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Valve,poppet,engine, cataloged under National Stock Number 2805-00-136-2119, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Brunswick Corp Dba Mercury Marine Div Mercury Marine. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN2805-00-136-2119
Primary Part NumberB49134
Item NameValve,poppet,engine
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerBrunswick Corp Dba Mercury Marine Div Mercury Marine
StatusACTIVE
MaterialSTEEL OVERALL
Groove Width0.1250 INCHES NOMINAL IN
Head StyleFLAT
Seat Angle in Deg45.0
Chamfer Angle in Deg30.0
Head Height0.1560 INCHES NOMINAL IN
Groove Diameter0.3280 INCHES NOMINAL IN
Neck Radius0.3125 INCHES NOMINAL IN
Stem Diameter0.3750 INCHES NOMINAL IN
Stem Length5.0000 INCHES NOMINAL IN
Distance From Groove to Stem End0.2190 INCHES NOMINAL IN
Chamfer Length0.0315 INCHES NOMINAL IN
Carbon Relief GrooveNOT INCLUDED
Stem StyleGROOVED
Outside Diameter2.0625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5940-00-271-670934107 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
4930-00-374-765062-028 INTERCHANGEABLE
Extension,grease Gun
Mcneil Ohio Corp
5950-00-993-6396 INTERCHANGEABLE
Transformer,power Autotransforme
5315-01-600-812349134 INTERCHANGEABLE
Pin,grooved,headless
Fn America Llc Div Columbia, Sc
Cross-Reference Index
Part NumberManufacturer
49134 Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA)
B49134 PRIMARY Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA)
Related Parts
5940-00-271-6709INTERCHANGEABLE
TERMINAL,LUG
34107
4930-00-374-7650INTERCHANGEABLE
EXTENSION,GREASE GUN
62-028
5950-00-993-6396INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
5315-01-600-8123INTERCHANGEABLE
PIN,GROOVED,HEADLESS
49134

Frequently Asked Questions

What is NSN 2805-00-136-2119?

NSN 2805-00-136-2119 is a Valve,poppet,engine, manufactured by Brunswick Corp Dba Mercury Marine Div Mercury Marine, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-136-2119?

NSN 2805-00-136-2119 has 2 cross-referenced part numbers: 49134 (Brunswick Corp Dba Mercury Marine Div Mercury Marine), B49134 (Brunswick Corp Dba Mercury Marine Div Mercury Marine).

What NSN replaces 2805-00-136-2119?

There are 4 known substitutes for 2805-00-136-2119: 5940-00-271-6709, 4930-00-374-7650, 5950-00-993-6396 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B49134?

Key specifications for B49134: Material: STEEL OVERALL; Groove Width: 0.1250 INCHES NOMINAL IN; Head Style: FLAT; Seat Angle in Deg: 45.0. 15 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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