Stepping Switch

900308-3

900308-3
(NSN) National Stock Number
5930-00-020-9253
Federal Supply Classification
5930 Switches
Item Name Code
26954
Schedule B Code
8536509065
Summary

5.090 inches nominal overall length, 4.476 inches minimum and 4.600 inches maximum overall height, 2.470 inches nominal overall width, stud mounting method, direct drive type, four no. 8(0.164 in.)-32 thd mtg studs on 1.500 in. by 4.312 in. mtg centers mounting configuration

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - XX
Identification

An_electromagnetically_actuated_switch_having_contact_wipers_which_are_successively_rotated_over_fixed_bank_contacts._the_contact_wipers_are_progressively_advanced_over_the_fixed_bank_contacts_through_a_repetitive_series_of_stepping_operations._the_stepping_operation_may_be_a_continuous_forward_rotation_acting_through_360_degrees_to_return_to_its_normal_unoperated_position_or_it_may_be_designed_to_include_an_electromagnetic_and/or_mechanical_means_for_releasing_and_resetting_the_switch_to_its_released_position_for_a_subsequent_operation._the_contact_wipers_may_be_mechanically_held_in_contact_with_the_fixed_bank_contacts_after_the_armature_of_the_actuating_coil_has_released._the_switch_may_be_released_at_the_end_of_its_travel_or_at_any_intermediate_position._it_includes_items_designed_with_two_electromagnetic_actuators_that_enable_the_switch_to_operate_in_either_direction._for_items_having_the_dual_function_of_a_switch_and_a_relay_assembled_together_on_a_common_mounting,_see_relay-switch._for_other_than_electromagnetically_actuated_switches_whose_contact wipers are manually rotated over fixed bank contacts, see switch, rotary. Excludes:relay, rotary and switch, telephone (as modified).

INC FIIG Concept Condition
26954 T142-A - 1
Specifications
Overall Length
5.090 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Overall Height
4.476 inches minimum and 4.600 inches maximum
Details The distance measured in a straight line from the bottom to the top of an item.
Overall Width
2.470 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Mounting Method
stud
Details The means of attaching the item. please use mrc axgy in place of this discontinued mrc.
Drive Type
direct
Details Indicates the type of drive for turning,rotating,or positioning the mechanism.
Mounting Configuration
four no. 8(0.164 in.)-32 thd mtg studs on 1.500 in. by 4.312 in. mtg centers
Details The pattern or arrangement that describes the mounting configuration of the item.
Control Method
self
Details The means by which the item is controlled.
Homing Method
through switch contacts
Details The means of restoring the item to a homing position.
Bank Level Quantity
7
Details The number of bank levels provided.
Contact Quantity Per Bank Level
10
Details The number of contact/s/ /point/ provided in each bank level.
Wiper Contact Quantity Per Bank Level
3
Details The number of wiper contacts provided in each bank level.
Bridging Level Quantity
1
Details The number of bridging levels provided.
Nonbridging Level Quantity
6
Details The number of nonbridging levels provided.
Magnetic Coil Quantity
1
Details The number of magnetic coils provided.
Auxiliary Off-Normal Contact Arrangement
1c
Details The basic form of the auxiliary off-normal contact arrangement.
Auxiliary Interrupter Contact Arrangement
13
Details The basic form of the auxiliary interrupter contact arrangement.
Precious Material And Location
contact surfaces gold
Details An indication of the precious material and its location in the item.
Precious Material
gold
Details Identification of the precious material contained in the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P G - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34430 - M -
RVC WCC TCC SHC
- 72D Z 9

What's Included?

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • Friendly service to back every order
Manufacturer
NORTHROP GRUMMAN SYSTEMS CORPORATION DIV THE NAVIGATION, TARGETING AND SURVIVABILITY DIVISION
CAGE: 06481
WOODLAND HILLS , CA , 91367-6675
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5930-00-020-9253
What is the NIIN of the NSN 5930-00-020-9253?
The National Item Identification Number (NIIN) of the NSN 5930-00-020-9253 is 00-020-9253
When the NSN 5930-00-020-9253 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 5930-00-020-9253 contain any precious metals?
Contains gold
Does the NSN 5930-00-020-9253 contain any hazardous material?
No information in HMIRS

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