40G903

Valve Seat

NSN 4820-00-348-2957

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
003482957

Product Features

Two lugs, 0.625 in. Square, welded on 6.25 in.Id 180 degrees apart

Technical Specifications of NSN

Thread Length:
0.875 inches single threaded portion
Flange Diameter:
Between 7.474 inches and 7.496 inches
Taper Length:
1.250 inches
Taper Minor Diameter:
5.500 inches
Taper Major Diameter:
6.250 inches
Body Inside Diameter:
5.500 inches
Flange Seat To Disk End Height:
0.875 inches
Under Flange Height:
1.063 inches
Seat Angle In Deg:
45.000
Seal Accommodation Type:
Grooved
Thready Qty Per Inch (tpi):
8 single threaded portion
Thread Size:
7.000 inches single threaded portion
Seating Surface Shape:
Angular
Material:
Stainless steel
Style Designator:
Threaded flanged
Thread Series Designator:
Uns single threaded portion
NSN:
4820-00-348-2957
Item Name:
Seat,ring
Cage Code:
53553

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
41A69PC149
Cage Code:
53553
RNCC:
5
RNVC:
2
RNAAC:
HD
Status:
A
MSDS:
SADC:
Part Number:
41A69PC58
Cage Code:
53553
RNCC:
5
RNVC:
2
RNAAC:
HD
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22113
FIIG:
A15500
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Part Materials

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

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Ring Seat"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
SPAIN Spain
DSOR:
Import / Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Parts of taps, cocks, valves and similar appliances, nesoi


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