Model: 841940-1

Extension Helical Spring

Properties:

Inside Diameter
0.190 inches
End Style
Short twisted hook both ends
Stock Diameter
Between 0.053 inches and 0.057 inches
Spring Free Length
1.000 inches
Coil Quantity
12
Design Type
Mainspring
Load Rating
Between 15.975 pounds and 19.525 pounds
Coil Helix Direction
Right-hand or left-hand
Spring Deflection Rate
Between 69.930 pounds per inch and 85.470 pounds per inch
Spring Free Outside Diameter
Between 0.292 inches and 0.308 inches
Hook Radius
0.146 inches both ends and 0.154 inches both ends
End Angular Relationship
Ends parallel one to other
Coil To Hook Inside Length
0.190 inches both ends
Material
Steel comp 302
Material Specification
Astm a 313 assn standard single material response or ams 5688 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Cylindrical
NSN
5360-01-374-1819
Part Number
841940-1
Description
Spring,helical,extension
CAGE
77535

Part 841940-1 NSN 5360-01-374-1819

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:
A
ESD:
ESD:
MMAC:
SX
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:
178020
UFC:
87470
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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