Model: 4049256

Valve Seat

Special Features:

Weapon system essential

Properties:

Thread Class
2a single threaded portion
Thread Length
0.115 inches single threaded portion
Flange Diameter
0.844 inches
Body Inside Diameter
0.386 inches
End Application
Grader, road, 130-g
Flange Seat To Disk End Height
0.109 inches
Under Flange Height
0.209 inches
Seat Angle In Deg
15.000
Thready Qty Per Inch (tpi)
16 single threaded portion
Thread Size
0.687 inches single threaded portion
Seating Surface Shape
Angular
Criticality Code Justification
Feat
Material
Steel
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
NSN
4820-00-803-6235
Part Number
4049256
Description
Seat,valve
CAGE
89926

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 4049256 NSN 4820-00-803-6235

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:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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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