Model: AS1790N

Engine Poppet Valve
Description:

Flat head style, 0.2031 inches head height, 0.0312 inches chamfer length, 1.7500 inches outside diameter, 45.0 seat angle in deg.

Special Features:

Used on cummins diesel engine, mdl nvh450, vt600, nh220, nh, nhb, nhbb, nhe195, nh220b, nh220bi, nhs, nhrs, hhbs, nrt, nrto, nrtm, nh180, nh195, hr, hrbb, hrf, hrs, hrb, hrbs

Properties:

Head Style
Flat
Head Height
0.2031 inches
Chamfer Angle In Deg
30.0
Chamfer Length
0.0312 inches
Outside Diameter
1.7500 inches
Minor Outside Diameter
0.3750 inches
Minor Diameter Length
0.7500 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.3750 inches
Stem Length
6.8594 inches
Stem Diameter
0.4062 inches
Distance From First Groove To Stem End
0.3750 inches
Distance From Second Groove To Stem End
0.5312 inches
First Groove Diameter
0.3070 inches
Second Groove Diameter
0.3070 inches
First Groove Width
0.0625 inches
Second Groove Width
0.0625 inches
Material And Location
Steel stem
Material And Location
Steel, corrosion resisting head
NSN
2815-00-020-4632
Part Number
AS1790N
Description
Valve,poppet,engine
CAGE
31033

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.

Part AS1790N NSN 2815-00-020-4632

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15884
FIIG:
A11200
Concept No.:
1
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
TG
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
7.0 X 2.0 X 2.0
Paclk Weight:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Phone: +1 470-231-0824
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Schedule B and Export
  • Schedule B: 8409998000
  • SITC: 71392
  • End Use: Industrial engines
  • NAICS: 333618
  • USDA: 1

Freight Class: Parts for compression-ignition internal combustion piston engines (diesel), nesoi

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