Model: 556-3441

Extension Helical Spring

Properties:

Inside Diameter
Between 0.052 inches and 0.057 inches
Opening Width
0.063 inches both ends
End Style
Raised hook both ends
Spring Free Length
0.500 inches
Coil Quantity
12
Design Type
Closed
Coil Helix Direction
Right-hand or left-hand
Spring Free Outside Diameter
Between 0.080 inches and 0.085 inches
Hook Radius
0.029 inches both ends
Material
Steel
Material Specification
Qq-w-470 federal specification single material response
Surface Treatment
Cadmium
Style Designator
Cylindrical
NSN
5360-00-205-4640
Part Number
556-3441
Description
Spring,helical,extension
CAGE
11530

Part 556-3441 NSN 5360-00-205-4640

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

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
177970
UFC:
87420
LTL:
NO RATING
LCL:
--
WCC:
579
TCC:
Z
SHC:
9
ACC:
Construction Materials

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