Model: 20973-1

Control Dial

Special Features:

Knurled knob with insert, black , white numerals; additional attachment method: center hole; insert material: copper alloy 230, 240, 260, 268, 342, 353, 360 or 377; knob material: aluminum alloy 2024; setscrew material: stainless steel; insert surface treatment: nickel; knob surface treatment: anodized; setscrew surface treatment: passivated

Properties:

Setscrew Hole Quantity

Distance From Hole Center To Knob/skirt Base

0.400 inches

Outside Diameter

1.000 inches

Attachment Method

Setscrews

Knob Portion Diameter

0.500 inches

Scale Direction And Range

1 to 8 counterclockwise down single scale

Scale Division Quantity

7 single scale

Drive Type

Direct

Scale Type

Linear single scale

Screw Drive Type

Hexagon socket

Thready Qty Per Inch (tpi)

40 screw hole

Thread Size

0.112 inches screw hole

Positioning Mechanism Type

Knob

Height

0.620 inches

Material

Aluminum alloy 2024 dial

Surface Treatment

Anodize dial

Style Designator

Round w/knob

Thread Series Designator

Unc screw hole

NSN

5355-01-059-3637

Part Number

20973-1

Description

Dial,control

CAGE

15084

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 20973-1 NSN 5355-01-059-3637

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

03265

FIIG:

A530P0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

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