PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23-23Tappet,engine Poppet Valve

Dresser Industries Inc Leroi Div · NSN 2805-00-354-6414 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-354-6414 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-354-6414. Primary manufacturer part number: 23-23.
Features
  • Tappet,engine Poppet Valve — FSC 2805
  • Adjustability: NONADJUSTABLE
  • Body Hole Diameter: 0.250 INCHES NOMINAL IN
  • Distance From Body Hole Center to Cam End: 0.688 INCHES NOMINAL IN
  • Cam End Diameter: 1.185 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
  • Crown Height: 0.0016 INCHES NOMINAL IN
  • Operation Method: MECHANICAL
  • Metallic Hardness Rating and Location: 50.0 ROCKWELL C MINIMUM OVERALL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Tappet,engine Poppet Valve, cataloged under National Stock Number 2805-00-354-6414, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-354-6414
Primary Part Number23-23
Item NameTappet,engine Poppet Valve
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusCANCELLED
AdjustabilityNONADJUSTABLE
Body Hole Diameter0.250 INCHES NOMINAL IN
Distance From Body Hole Center to Cam End0.688 INCHES NOMINAL IN
Cam End Diameter1.185 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
Crown Height0.0016 INCHES NOMINAL IN
Operation MethodMECHANICAL
Metallic Hardness Rating and Location50.0 ROCKWELL C MINIMUM OVERALL
FSC Application DataGASOLINE ENGINE,NONAIRCRAFT
Style DesignatorCOUNTERBORED PUSH ROD END
MaterialSTEEL OVERALL
Counterbore Diameter0.970 INCHES NOMINAL IN
Concentric Hole Depth1.875 INCHES NOMINAL IN
Concentric Hole Diameter0.969 INCHES NOMINAL IN
Size DesignationSTANDARD
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2925-00-156-9981 INTERCHANGEABLE
Disc,marking
5935-00-314-45092323 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5910-00-323-0394608D-S-3094 INTERCHANGEABLE
Plate,capacitor
Keysight Technologies Inc
4920-00-437-9193 INTERCHANGEABLE
Testing Machine,electromechanica
5331-00-811-40782323 INTERCHANGEABLE
O-Ring
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5935-01-052-921523921 INTERCHANGEABLE
Adapter,connector
Jenny Products, Inc
5340-01-103-59472323 INTERCHANGEABLE
Standoff,threaded,spacing
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5331-01-144-88162323 INTERCHANGEABLE
O-Ring
Adk Pressure Equipment Corporation
6515-01-468-00122323 INTERCHANGEABLE
Probe Wipers
Medica Corp Dba Medica Corp
5360-01-527-59102323 INTERCHANGEABLE
Spring,helical,compression
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
23-23 Dresser, Llc (USA)
8333173 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
1A23-23 Fwd Seagrave Holdings Lp (USA)
23-23 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
2925-00-156-9981INTERCHANGEABLE
DISC,MARKING
5935-00-314-4509INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2323
5910-00-323-0394INTERCHANGEABLE
PLATE,CAPACITOR
608D-S-3094
4920-00-437-9193INTERCHANGEABLE
TESTING MACHINE,ELECTROMECHANICA
5331-00-811-4078INTERCHANGEABLE
O-RING
2323
5935-01-052-9215INTERCHANGEABLE
ADAPTER,CONNECTOR
23921
5340-01-103-5947INTERCHANGEABLE
STANDOFF,THREADED,SPACING
2323
5331-01-144-8816INTERCHANGEABLE
O-RING
2323
6515-01-468-0012INTERCHANGEABLE
PROBE WIPERS
2323
5360-01-527-5910INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2323
6515-01-548-0957INTERCHANGEABLE
TUBE,TRACHEAL
43157-050
5340-01-550-7213INTERCHANGEABLE
SNAP HOOK
2323

Frequently Asked Questions

What is NSN 2805-00-354-6414?

NSN 2805-00-354-6414 is a Tappet,engine Poppet Valve, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-354-6414?

NSN 2805-00-354-6414 has 4 cross-referenced part numbers: 23-23 (Dresser, Llc), 8333173 (U S Army Tank Automotive Command Amsta-Im-Mm), 1A23-23 (Fwd Seagrave Holdings Lp), 23-23 (Dresser Industries Inc Leroi Div).

What NSN replaces 2805-00-354-6414?

There are 12 known substitutes for 2805-00-354-6414: 2925-00-156-9981, 5935-00-314-4509, 5910-00-323-0394 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23-23?

Key specifications for 23-23: Adjustability: NONADJUSTABLE; Body Hole Diameter: 0.250 INCHES NOMINAL IN; Distance From Body Hole Center to Cam End: 0.688 INCHES NOMINAL IN; Cam End Diameter: 1.185 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-354-6414 still in active supply?

NSN 2805-00-354-6414 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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