20A74014

Helical Compression Spring Seat

NSN 5340-00-071-5905

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000715905

Product Technical Spec.

Countersink Angle In Deg:
60.0
Chamfer Angle In Deg:
30.0
Counterbore Diameter:
0.2810 inches
Overall Height:
0.2670 inches
First Step Diameter:
0.3880 inches
First Step Length:
0.0500 inches
Second Step Diameter:
0.5000 inches
Bore Diameter:
0.1170 inches
Countersink Diameter:
0.3050 inches
End Diameter:
0.3300 inches
Distance From End To First Step:
0.1770 inches
Counterbore Length:
0.1300 inches
Material:
Steel, corrosion resisting
Material:
Stainless steel
Style Designator:
Seat
Fsc Application Data:
Fuel control, engine, aircraft
NSN:
5340-00-071-5905
Item Name:
Retainer,valve Spring
Cage Code:
11599

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
User:
PORTUGAL Portugal
DSOR:

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