Model: 803-2177917-10-02

Valve Seat

Special Features:

For navy nuclear propulsion plant products only

Properties:

Thread Class
3a single threaded portion
Overall Height
Between 0.938 inches and 0.943 inches
Body Outside Diameter
11.188 inches
Body Inside Diameter
9.938 inches
Thready Qty Per Inch (tpi)
12 single threaded portion
Thread Size
11.188 inches single threaded portion
Seating Surface Shape
Flat
Material
Copper alloy
Material Specification
Astm b 164 assn standard single material response or qq-n-288 comp b federal specification single material response
Surface Treatment
Copper seat
Style Designator
Plain
Thread Series Designator
Un single threaded portion
NSN
4820-01-040-0603
Part Number
803-2177917-10-02
Description
Seat,valve
CAGE
53711

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 803-2177917-10-02 NSN 4820-01-040-0603

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:
6.5000lbs
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:
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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