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Worldwide distributor of NSN parts and consumables located in the USA.

Engine Poppet Valve

Model / MPN: 20TN590 | NSN: 2815-01-062-0855
ITAR Registered seal

A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.

Product Details
NATO Stock Number
2815-01-062-0855
Sold in multiples of
1 EA
DEMIL
NO
Head Style
Flat
Head Height
0.1500 inches
Chamfer Angle In Deg
45.0
Groove Diameter
0.2560 inches
Chamfer Length
0.3125 inches
Groove Width
0.01875 inches
Outside Diameter
1.3750 inches
End Application
2320-01-097-0260 hemtt (heavy expanded mobility tactical truck); 2320-01-304-2277 and 2320-01-304-2278 pls (palletized loading system)
Seat Angle In Deg
45.0
Stem Style
Grooved
Carbon Relief Groove
Not included
Neck Radius
0.2500 inches
Stem Length
5.4062 inches
Stem Diameter
0.3125 inches
Distance From Groove To Stem End
0.2812 inches
Material And Location
Steel stem and steel, corrosion resisting head
20TN Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7L515T2710 Valve, Poppet, Engine 1413 EA 05/04/2015
SPE7L517T0321 Valve, Poppet, Engine 2181 EA 11/25/2016
SPE7L517T1034 Valve, Poppet, Engine 1902 EA 02/17/2017
SPE7L517T1849 Valve, Poppet, Engine 1129 EA 04/24/2017
SPE7L518T1274 Valve, Poppet, Engine 1339 EA 02/26/2018
SPE7L518T1557 Valve, Poppet, Engine 880 EA 03/19/2018
SPE7L518T2643 Valve, Poppet, Engine 443 EA 06/11/2018
SPE7L518Q0152 Valve, Poppet, Engine 1435 EA 10/13/2018
SPE7L719Q0187 Valve, Poppet, Engine 11767 EA 12/24/2018
SPE7L719Q0211 Valve, Poppet, Engine 11767 EA 01/19/2019
SPE7L119Q0193 Valve, Poppet, Engine 8024 EA 02/11/2019

Pricing and Availability

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20TN590 Cross Reference
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  • 5149771
  • 2GH545
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  • 20TN590
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  • 2GH545
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  • 20TN590
  • 5106136
  • 2GH545
  • 5149041
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  • 5149041
  • 5149771
  • 20TN590
  • 5106136
  • 2GH545
  • 5149041
  • 5149041
  • 5149041
  • 5149771
  • 20TN590
  • 5106136
  • 2GH545
  • 5149041
  • 5149041
  • 5149041
  • 5149771
  • 20TN590
  • 5106136
  • 2GH545
  • 5149041
  • 2815010620855