Model: 9-4A

Extension Helical Spring

Properties:

Inside Diameter
0.286 inches
End Style
Double twist loop first end
End Style
Short twisted hook second end
Spring Free Length
1.682 inches
Coil Quantity
14-1/2
Design Type
Closed
Load Rating
23.00 pounds
Coil Helix Direction
Right-hand or left-hand
Spring Deflection Rate
37.300 pounds per inch
Spring Free Outside Diameter
Between 0.403 inches and 0.406 inches
Hook Radius
0.143 inches both ends
Spring Length Under Load
2.183 inches
Coil To Hook Inside Length
0.286 inches second end
Coil To Hook Inside Length
0.348 inches first end
Material
Steel
Surface Treatment
Cadmium
Style Designator
Cylindrical
NSN
5360-00-647-4288
Part Number
9-4A
Description
Spring,helical,extension
CAGE
71647

Part 9-4A NSN 5360-00-647-4288

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04227
FIIG:
A02900
Concept No.:
App. Key:
AB
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:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
177940
UFC:
87400
LTL:
RATING VARIABLE
LCL:
--
WCC:
579
TCC:
Z
SHC:
9
ACC:
Construction Materials

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