Model: 620-608

Valve Seat

Properties:

Flange Diameter
Between 2.805 inches and 2.810 inches
Body Outside Diameter
Between 2.315 inches and 2.320 inches
Body Inside Diameter
Between 1.290 inches and 1.292 inches
Flange Seat To Disk End Height
0.750 inches
Under Flange Height
0.188 inches
Seat Angle In Deg
30.000
Hardness Rating
202.0 brinell standard body
Hardness Rating
202.0 brinell standard face
Seating Surface Shape
Angular
Material
Cobalt alloy face
Material
Steel comp 410 body
Style Designator
Plain flanged
NSN
4820-00-063-8911
Part Number
620-608
Description
Seat,valve
CAGE
27235

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Part 620-608 NSN 4820-00-063-8911

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22113
FIIG:
A15500
Concept No.:
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi

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