Model: 4D21

Compression Helical Spring

Properties:

Inside Diameter
0.422 inches
End Style
E4 spring end, squared and ground both ends
End Style
Spring end, squared and ground both ends
Spring Free Length
0.875 inches
Coil Quantity
12-1/2
Coil Helix Direction
Right-hand
Spring Free Outside Diameter
0.4740 inches
Material
Steel
Style Designator
Cylindrical
NSN
5360-00-285-7895
Part Number
4D21
Description
Spring,helical,compression
CAGE

Part 4D21 NSN 5360-00-285-7895

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04226
FIIG:
A02900
Concept No.:
1
App. Key:
AA
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

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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