Model: 52ND6525

Valve Seat

Properties:

Flange Diameter
Between 2.747 inches and 2.749 inches
Body Outside Diameter
Between 2.626 inches and 2.627 inches
Body Inside Diameter
Between 1.436 inches and 1.439 inches
Flange Seat To Disk End Height
0.375 inches
Under Flange Height
0.250 inches
Seating Surface Shape
Flat
Material
Rod, welding, surfacing face
Material
Steel body
Material Specification
Mil-r-17131, type mil-rcocr-a military specification single material response face
Material Specification
Mil-s-890, class c military specification single material response body
Style Designator
Plain flanged
NSN
4820-00-798-5523
Part Number
52ND6525
Description
Seat,valve
CAGE
0BR59

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 52ND6525 NSN 4820-00-798-5523

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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