Model: D21001MBF

Valve Seat

Properties:

Thread Class
2a single threaded portion
Flange Diameter
1.750 inches
Body Inside Diameter
1.000 inches
Flange Seat To Disk End Height
0.375 inches
Under Flange Height
0.375 inches
Thready Qty Per Inch (tpi)
14 single threaded portion
Thread Size
1.500 inches single threaded portion
Seating Surface Shape
Flat
Material
Copper alloy 482
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
NSN
4820-01-127-5149
Part Number
D21001MBF
Description
Seat,valve
CAGE
34889

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 D21001MBF NSN 4820-01-127-5149

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
050855
UFC:
29290
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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