Model: 11768-221

Compression Helical Spring

Properties:

Inside Diameter
Between 1.047 inches and 1.053 inches
End Style
E4 spring end, squared and ground both ends
End Style
Spring end, squared and ground both ends
Bore Diameter
2.044 inches
Spring Free Length
4.375 inches
Accommodated Rod Diameter
1.000 inches
Material Hardness Rating
Between 47.000 rockwell c and 53.000 rockwell c
Coil Quantity
8
Load Rating
Between 1777.000 pounds and 1963.000 pounds
Spring Solid Length
3.100 inches
Coil Helix Direction
Right-hand
Spring Deflection Rate
Between 200.500 pounds per inch and 1815.000 pounds per inch
Spring Free Outside Diameter
Between 1.987 inches and 1.993 inches
Spring Length Under Load
3.401 inches
Material
Steel
Material Specification
Qq-2-412, comp 2, type 2 federal specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, class 3 federal specification single treatment response
Style Designator
Cylindrical
NSN
5360-00-456-2896
Part Number
11768-221
Description
Spring,helical,compression
CAGE
81868

Part 11768-221 NSN 5360-00-456-2896

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:
A
ESD:
ESD:
MMAC:
LG
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.0000lbs
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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