PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS27993-8Switch,sensitive

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-00-197-2289 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-197-2289 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-197-2289. Primary manufacturer part number: MS27993-8.
Features
  • Switch,sensitive — FSC 5930
  • Body Width: 0.345 INCHES NOMINAL IN
  • Body Height: 0.516 INCHES NOMINAL IN
  • Switch Release Force: 3.0 OUNCES MINIMUM OZ
  • Switch Actuating Force: 9.0 OUNCES MAXIMUM OZ
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
  • Actuator Movement: 0.026 PRETRAVEL INCHES NOMINAL AND 0.006 OVERTRAVEL INCHES MINIMUM AND 0.005 DIFFERENTIAL INCHES MAXIMUM
  • Inclosure Type: FULLY INCLOSED
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,sensitive, cataloged under National Stock Number 5930-00-197-2289, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-197-2289
Primary Part NumberMS27993-8
Item NameSwitch,sensitive
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Body Width0.345 INCHES NOMINAL IN
Body Height0.516 INCHES NOMINAL IN
Switch Release Force3.0 OUNCES MINIMUM OZ
Switch Actuating Force9.0 OUNCES MAXIMUM OZ
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
Actuator Movement0.026 PRETRAVEL INCHES NOMINAL AND 0.006 OVERTRAVEL INCHES MINIMUM AND 0.005 DIFFERENTIAL INCHES MAXIMUM
Inclosure TypeFULLY INCLOSED
Actuator StyleROUND
Contact Load Current Rating at Maximum Rated Voltage5.000 AMPERES RESISTIVE DC AND 3.000 AMPERES INDUCTIVE DC AND 3.000 AMPERES MOTOR DC AND 5.000 AMPERES RESISTIVE AC AND 3.000 AMPERES INDUCTIVE AC AND 3.000 AMPERES MOTOR AC
Terminal Type and Quantity3 TAB, SOLDER LUG
Center to Center Distance Between Mounting Facilities Parallel to Length0.250 INCHES NOMINAL IN
Body StyleHOLE MOUNTED
Actuator Free Position Height0.446 INCHES MAXIMUM IN
Unthreaded Mounting Hole Diameter0.089 INCHES MINIMUM IN
Hazardous Locations/environmental ProtectionDUSTPROOF
Actuator Height0.087 INCHES NOMINAL IN
Body Length0.750 INCHES NOMINAL IN
Actuator Diameter0.070 INCHES NOMINAL IN
Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-00-124-0056 INTERCHANGEABLE
Switch,sensitive
5930-00-764-2076 INTERCHANGEABLE
Switch,sensitive
5930-00-868-4222 INTERCHANGEABLE
Switch,sensitive
2840-01-200-876061462 INTERCHANGEABLE
Screw
Unison Industries Llc
5930-01-264-7888 INTERCHANGEABLE
Switch,sensitive
Cross-Reference Index
Part NumberManufacturer
MS27993-8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6146-2 Haydon Kerk Motion Solutions, Inc. Dba Haydon Kerk Motion Solutions Inc Div Haydon Kerk (USA)
MS27993-8 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-8805/45 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-8805/45 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5930-00-124-0056INTERCHANGEABLE
SWITCH,SENSITIVE
5930-00-764-2076INTERCHANGEABLE
SWITCH,SENSITIVE
5930-00-868-4222INTERCHANGEABLE
SWITCH,SENSITIVE
2840-01-200-8760INTERCHANGEABLE
SCREW
61462
5930-01-264-7888INTERCHANGEABLE
SWITCH,SENSITIVE

Frequently Asked Questions

What is NSN 5930-00-197-2289?

NSN 5930-00-197-2289 is a Switch,sensitive, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-197-2289?

NSN 5930-00-197-2289 has 5 cross-referenced part numbers: MS27993-8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 6146-2 (Haydon Kerk Motion Solutions, Inc. Dba Haydon Kerk Motion Solutions Inc Div Haydon Kerk), MS27993-8 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-8805/45 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-8805/45 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5930-00-197-2289?

There are 5 known substitutes for 5930-00-197-2289: 5930-00-124-0056, 5930-00-764-2076, 5930-00-868-4222 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS27993-8?

Key specifications for MS27993-8: Body Width: 0.345 INCHES NOMINAL IN; Body Height: 0.516 INCHES NOMINAL IN; Switch Release Force: 3.0 OUNCES MINIMUM OZ; Switch Actuating Force: 9.0 OUNCES MAXIMUM OZ. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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