Model: 522B20-1

Control Dial

Properties:

Setscrew Hole Quantity
2
Distance From Hole Center To Knob/skirt Base
0.703 inches
Overall Depth
Between 0.792 inches and 0.797 inches
Outside Diameter
1.812 inches
Attachment Method
Setscrews
Knob Portion Diameter
1.250 inches
Scale Direction And Range
0 to 7 clockwise single scale
Scale Division Quantity
7 single scale
Drive Type
Direct
Scale Type
Linear single scale
Screw Drive Type
Cross recess type 1
Thready Qty Per Inch (tpi)
32 screw hole
Thread Size
0.138 inches screw hole
Positioning Mechanism Type
Knob
Height
0.500 inches
Material
Copper alloy
Style Designator
Round w/knob
Thread Series Designator
Unc screw hole
NSN
5355-00-474-3847
Part Number
522B20-1
Description
Dial,control
CAGE
94033

A dial designed to be connected to a tuning or selecting mechanism to position the mechanism to some value within its adjustable range. It is designed to be read in conjunction with a vernier indicator, pointer, or like instruments which may or may not be an integral part of the item. May include a knob. For items with one graduation, letter, or symbol, or marked to indicate the position of items such as a valve, brake, or two position switch, see knob or handwheel. See also dial, scale.

Part 522B20-1 NSN 5355-00-474-3847

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03265
FIIG:
A530P0
Concept No.:
1
App. Key:
Cond. Code:
1
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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 9033000000
  • SITC: 87490
  • End Use: Measuring, testing, control instruments
  • NAICS: 334513
  • USDA: 1

Freight Class: Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90

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