PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

301874Valve,poppet,engine

Renk America Llc Div Renk America · NSN 2805-00-774-4797 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-774-4797 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-774-4797. Primary manufacturer part number: 301874.
Features
  • Valve,poppet,engine — FSC 2805
  • Groove Width: 0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN
  • Material: STEEL SEAT FACE
  • Material Document and Classification: EATONITE 92856 MFR REF SINGLE MATERIAL RESPONSE SEAT FACE
  • Material Document and Classification: TPRK 98349 MFR REF SINGLE MATERIAL RESPONSE TIP
  • Material Document and Classification: AMS 5682 ASSN STD SINGLE MATERIAL RESPONSE HEAD
  • Material Document and Classification: AMS5700 ASSN STD SINGLE MATERIAL RESPONSE STEM
  • Material: STEEL COMP EV-9 STEM
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 2805-00-774-4797, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 22 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-774-4797
Primary Part Number301874
Item NameValve,poppet,engine
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerRenk America Llc Div Renk America
StatusACTIVE
Groove Width0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN
MaterialSTEEL SEAT FACE
Material Document and ClassificationEATONITE 92856 MFR REF SINGLE MATERIAL RESPONSE SEAT FACE
Material Document and ClassificationTPRK 98349 MFR REF SINGLE MATERIAL RESPONSE TIP
Material Document and ClassificationAMS 5682 ASSN STD SINGLE MATERIAL RESPONSE HEAD
Material Document and ClassificationAMS5700 ASSN STD SINGLE MATERIAL RESPONSE STEM
MaterialSTEEL COMP EV-9 STEM
MaterialSTEEL TIP
MaterialNICKEL ALL0Y UNS N06003 HEAD
Metallic Hardness Rating and Location56.0 ROCKWELL C NOMINAL TIP
Carbon Relief GrooveNOT INCLUDED
Chamfer Angle in Deg45.0
Distance From Minor Diameter to Stem End0.2500 INCHES NOMINAL IN
Groove Diameter0.4220 INCHES MINIMUM AND 0.4280 INCHES MAXIMUM IN
Neck Radius0.7500 INCHES NOMINAL IN
Seat Angle in Deg45.0
Head StyleCONCAVE
Chamfer Length0.0200 INCHES NOMINAL IN
Stem Diameter0.5575 INCHES MINIMUM AND 0.5580 INCHES MAXIMUM IN
Outside Diameter2.2760 INCHES MINIMUM AND 2.2860 INCHES MAXIMUM IN
Head Height0.2660 INCHES MINIMUM AND 0.2760 INCHES MAXIMUM IN
Stem Length5.5390 INCHES MINIMUM AND 5.5564 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2240-00-365-663118713 INTERCHANGEABLE
Handle,brake Valve
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
3020-00-437-0177 INTERCHANGEABLE
Gear,spur
5950-00-920-4799240-2658-00 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5330-01-171-705018713 INTERCHANGEABLE
Seal Ring,metal
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5365-01-369-9570 INTERCHANGEABLE
Shim
Cross-Reference Index
Part NumberManufacturer
301874 PRIMARY Renk America Llc Div Renk America (USA)
18713 Eaton Corporation (USA)
7744797 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
2240-00-365-6631INTERCHANGEABLE
HANDLE,BRAKE VALVE
18713
3020-00-437-0177INTERCHANGEABLE
GEAR,SPUR
5950-00-920-4799INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
240-2658-00
5330-01-171-7050INTERCHANGEABLE
SEAL RING,METAL
18713
5365-01-369-9570INTERCHANGEABLE
SHIM

Frequently Asked Questions

What is NSN 2805-00-774-4797?

NSN 2805-00-774-4797 is a Valve,poppet,engine, manufactured by Renk America Llc Div Renk America, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-774-4797?

NSN 2805-00-774-4797 has 3 cross-referenced part numbers: 301874 (Renk America Llc Div Renk America), 18713 (Eaton Corporation), 7744797 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2805-00-774-4797?

There are 5 known substitutes for 2805-00-774-4797: 2240-00-365-6631, 3020-00-437-0177, 5950-00-920-4799 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 301874?

Key specifications for 301874: Groove Width: 0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN; Material: STEEL SEAT FACE; Material Document and Classification: EATONITE 92856 MFR REF SINGLE MATERIAL RESPONSE SEAT FACE; Material Document and Classification: TPRK 98349 MFR REF SINGLE MATERIAL RESPONSE TIP. 22 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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