811E123

Helical Compression Spring Seat

NSN 5340-00-342-3459

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
003423459

Technical Specifications of NSN

Chamfer Angle In Deg:
7.125
Overall Height:
0.5000 inches
First Step Diameter:
1.4060 inches
First Step Length:
Between 0.0570 inches and 0.0670 inches
Second Step Diameter:
1.8130 inches
Bore Diameter:
Between 0.6990 inches and 0.7030 inches
Seat Angle In Deg:
30.000
Material Hardness Rating:
51.0 rockwell c
Second End Diameter:
1.6650 inches
Design Type:
Solid
End Diameter:
0.8590 inches
Bore Taper In Deg:
7.125
Distance From End To First Step:
Between 0.3080 inches and 0.3180 inches
Material:
Steel, aisi 8640 or steel, sae 8640
Material:
Steel, aisi 8640 or steel, sae 8640
Style Designator:
Seat
Fsc Application Data:
Engines, reciprocating, gasoline, except aircraft prime moving
NSN:
5340-00-342-3459
Item Name:
Valve Spring Retainer
Cage Code:
02413

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
S749I204
Cage Code:
14351
RNCC:
3
RNVC:
9
RNAAC:
SE
Status:
A
MSDS:
SADC:
Part Number:
S749I204
Cage Code:
18990
RNCC:
5
RNVC:
9
RNAAC:
CT
Status:
A
MSDS:
SADC:

Part Identification

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

Part Materials

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Valve Spring Retainer"

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer, helical compression spring. Excludes washer (1), (as modified); seat, ball socket and holder, spring. See also rotor, engine poppet valve.

MOE Major Organizational Entities

Entity
DSOR
User:
REPUBLIC OF KOREA Republic of Korea
DSOR:
User:
GREECE Greece
DSOR:

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