Model: 1A74992

Helical Compression Spring Seat

Properties:

Overall Height
0.5630 inches
First Step Diameter
1.7660 inches
First Step Diameter
1.7660 inches
First Step Length
0.1560 inches
First Step Length
0.1560 inches
Second Step Diameter
2.5000 inches
Second Step Diameter
2.5000 inches
Second Step Length
0.1560 inches
Second Step Length
0.1560 inches
Third Step Diameter
2.1250 inches
Bore Diameter
0.8110 inches
Design Type
Solid
End Diameter
0.8750 inches
End Diameter
0.8750 inches
Bore Taper In Deg
8.6
Distance From End To First Step
0.2810 inches
Material
Steel
Material
Steel
Style Designator
Seat
Fsc Application Data
Valve assembly, gasoline reciprocating engine, nonaircraft
NSN
5340-00-367-4591
Part Number
1A74992
Description
Seat,helical Compression Spring
CAGE
23382

Part 1A74992 NSN 5340-00-367-4591

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
24328
FIIG:
T319-E
Concept No.:
App. Key:
EA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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