Model: 2640-809X57 PC 4

Valve Seat

Properties:

Flange Diameter
3.125 inches
Body Outside Diameter
Between 1.996 inches and 1.998 inches
End Application
Valve b comb
Flange Seat To Disk End Height
Between 0.498 inches and 0.502 inches
Under Flange Height
Between 2.840 inches and 2.844 inches
Body Stepped Inside Diameter
0.812 inches second step
Body Stepped Inside Diameter
1.438 inches first step and 1.440 inches first step
Material
Titanium body
Material Specification
Mil-t-9047 military specification single material response body
Style Designator
Plain flanged
Reference Number Differentiating Characteristics
Quality control in accordance with navships 0948-045-7010 material identification and control instruction for subsafe items
NSN
4820-01-324-5390
Part Number
2640-809X57 PC 4
Description
Seat,valve
CAGE
96169

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 2640-809X57 PC 4 NSN 4820-01-324-5390

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:
N

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 4.0 X 4.0
Paclk Weight:
1.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
100.0
WCC:
576
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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