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NSN 2270853ISSUEB

Stepping Switch

A component which converts available alternating current or direct current electrical power into a form required to operate another component or set. The item may consist of a combination of an invertor,vibrator; vibrator,interrupter; vibrator,self-rectifying; invertor,power,static with a transformer and rectifies employing electron tubes, semiconductor diode or metallic (dry disc) type components, or the synchronized secondary contacts of a vibrator,self-rectifying or may consist of electron tubes, semiconductor diode or metallic (dry disc) type rectifiers and capacitors in transformerless (alternating current-direct current type) circuits which may be of the voltage-multiplier type. The item may incorporate a filter,direct current power and provisions for regulation of input and/or output voltage. The item may have special input, output, control or other facilities for applications in specialized environments such as medical, dental or other operations. Excludes battery chargers and rotating machinery types of items, such as motor generators and enerators and dynamotors.

1c auxiliary off-normal contact arrangement, drive coil type, 8 bank level quantity, 6 bridging level quantity, 1c auxiliary interrupter contact arrangement.

NSN 5930-00-974-3978 Datasheet

(NSN) National Stock Number
5930-00-974-3978
(FSC) Federal Supply Classification
5930 - Switches
(NIIN) National Item Identification Number
00-974-3978
Requires Demilitarization
Yes
(INC) Item Name Code
26954
Date
Sun, Jan 1, 1961
Schedule B Code
8536509065
Bank Level Quantity
8
Auxiliary Interrupter Contact Arrangement
1c
Auxiliary Off-Normal Contact Arrangement
1c
Bridging Level Quantity
6
Coil Type
drive
Contact Current Rating
3.0 amperes
Contact Quantity Per Bank Level
52
Control Method
remote
Current Type
dc
Drive Type
indirect
Electrical Resistance
100.0 ohms nominal
Magnetic Coil Quantity
1
Mounting Configuration
three no. 8/0.164 in./-32 tapped mtg holes irregularly spaced on switch frame
Mounting Method
base
Nonbridging Level Quantity
2
Operating Current Rating
480.0 milliamperes nominal
Overall Height
5.250 inches nominal
Overall Length
6.875 inches nominal
Overall Width
2.688 inches nominal
Stepping Direction
unidirectional
Voltage Rating
48.0 volts nominal
Wiper Contact Quantity Per Bank Level
1

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
A - Item does not contain precious metal.
Hazardous Metals Indicator
P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
Pseudo Item Name Code
0026954

Cross Reference

CAGE Codes

28528
Itt Industries Inc Itt Aerospace Communications Div East
U.s./canadian manufacturers
31550
L3harris Technologies, Inc. Dba Harris Corporation
U.s./canadian manufacturers

Freight Information

Air Commodity
HZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
M - 85.0
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
34430
Water Commodity
72D - Communications/electronics, other than sigint/ew or comsec repair parts and components
National Motor Freight Classification Item Number
061360

Schedule B & Trade

Schedule B
8536-50-9065
Description
switches, for a voltage not exceeding 1000 volts, nesoi
End Use
20005 - Electric apparatus
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
77255
(NAICS) North American Industrial Classification System
335931

Questions & Answers

  1. What is the FSCG of the NSN 5930-00-974-3978?

    The FSCG of the NSN 5930-00-974-3978 is 5930

  2. Does the NSN 5930-00-974-3978 have a Schedule B code assigned?

    Yes, the Schedule B code is 8536509065

  3. Does NSN 5930-00-974-3978 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  4. Does NSN 5930-00-974-3978 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 5930-00-974-3978 contain hazardous materials?

    Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

  6. When the NSN 5930-00-974-3978 was assigned to the Federal Catalog?

    It was assigned 65 years ago, on Sun, Jan 1, 1961

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