Model: NL667-1

Valve Seat

Properties:

Flange Diameter
Between 2.745 inches and 2.746 inches
Taper Length
0.812 inches
Taper Minor Diameter
1.562 inches
Body Outside Diameter
2.502 inches
Body Inside Diameter
1.562 inches
Flange Seat To Disk End Height
0.562 inches
Under Flange Height
0.936 inches
Seal Accommodation Type
Grooved
Seating Surface Shape
Radial
Material
Cobalt alloy face
Material
Steel body
Material Specification
Astm a182, grade f21 assn standard single material response body
Material Specification
Mil-r-17131, type mil-rcocr-a military specification single material response face
Style Designator
Plain flanged
NSN
4820-00-973-3777
Part Number
NL667-1
Description
Seat,valve
CAGE
93591

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 NL667-1 NSN 4820-00-973-3777

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
594
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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