Model: 21928

Torsion Helical Spring
Description:

0.285 inches inside diameter, 2.000 inches spring free length, 66 coil quantity, left-hand coil helix direction, 0.392 inches spring free outside diameter.

Special Features:

Od of one end of spring is larger than the other end; one end has od of 0.350 inches, this od has length of 1.875 inches and length of 1.895 inches; the other end has a od of 0.392 inches and a od of 0.398 inches, this od has a length of 0.105 inches and a length of 0.125 inches

Properties:

Inside Diameter
0.285 inches
Spring Free Length
2.000 inches
Coil Quantity
66
Coil Helix Direction
Left-hand
Spring Free Outside Diameter
Between 0.392 inches and 0.398 inches
End Angular Relationship
Ends parallel one to other
Material
Steel comp 302
Material Specification
Qq-w-423, form 1, cond b federal specification single material response
Surface Treatment
Oxide
Surface Treatment Specification
Mil-c-13924, cl 4 military specification single treatment response
Style Designator
Single torsion left hand
NSN
5360-00-058-1271
Part Number
21928
Description
Spring,helical,torsion
CAGE

Part 21928 NSN 5360-00-058-1271

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04228
FIIG:
A02900
Concept No.:
1
App. Key:
BA
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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:
Instruments/Radio

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