PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27900Switch Assembly

Cooper Industries Inc Cooper Distribution Equipment Div · NSN 5930-00-548-9056 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-548-9056 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-548-9056. Primary manufacturer part number: 27900.
Features
  • Switch Assembly — FSC 5930
  • Switch Type: PUSH BUTTON
  • Controlling Agency: OKEEFE AND MERRITT CO
  • Inclosure Material: STEEL
  • Mounting Configuration: MTD W/YOKE ON 4-5/16 IN. C TO C MTG HOLES IN
  • Inclosure Type: FULLY INCLOSED
  • Identifying Number: 121577 DRAWING NO.
  • Individual Switch Quantity: 2
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch Assembly, cataloged under National Stock Number 5930-00-548-9056, 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 Cooper Industries Inc Cooper Distribution Equipment Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-548-9056
Primary Part Number27900
Item NameSwitch Assembly
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerCooper Industries Inc Cooper Distribution Equipment Div
StatusCANCELLED
Switch TypePUSH BUTTON
Controlling AgencyOKEEFE AND MERRITT CO
Inclosure MaterialSTEEL
Mounting ConfigurationMTD W/YOKE ON 4-5/16 IN. C TO C MTG HOLES IN
Inclosure TypeFULLY INCLOSED
Identifying Number121577 DRAWING NO.
Individual Switch Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5360-00-175-99761521187 INTERCHANGEABLE
Spring,helical,compression
Brinkley Technology Group Llc Dba Hercules Manufacturing
5930-00-519-8714 INTERCHANGEABLE
Switch,push
1660-00-796-167727900 INTERCHANGEABLE
Valve,moisture Sepe
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5826-01-029-8005276000 INTERCHANGEABLE
Indicator,bearing Deviation
Bvr Technologies Co.
5950-01-186-8218SM-A-984700 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-01-422-2941121577 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5340-01-525-19392790-0 INTERCHANGEABLE
Plug,leakproof Seal
Air Cruisers Company, Llc
5340-01-540-8578279-00 INTERCHANGEABLE
Plate,mounting
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5342-01-620-0833121577 INTERCHANGEABLE
Bracket,engine Accessory
G R Mfg
Cross-Reference Index
Part NumberManufacturer
27900 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
121577 Arnold a Semler Inc (USA)
Related Parts
5360-00-175-9976INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1521187
5930-00-519-8714INTERCHANGEABLE
SWITCH,PUSH
1660-00-796-1677INTERCHANGEABLE
VALVE,MOISTURE SEPE
27900
5826-01-029-8005INTERCHANGEABLE
INDICATOR,BEARING DEVIATION
276000
5950-01-186-8218INTERCHANGEABLE
REACTOR
SM-A-984700
5930-01-422-2941INTERCHANGEABLE
SWITCH,FLOW
121577
5340-01-525-1939INTERCHANGEABLE
PLUG,LEAKPROOF SEAL
2790-0
5340-01-540-8578INTERCHANGEABLE
PLATE,MOUNTING
279-00
5342-01-620-0833INTERCHANGEABLE
BRACKET,ENGINE ACCESSORY
121577

Frequently Asked Questions

What is NSN 5930-00-548-9056?

NSN 5930-00-548-9056 is a Switch Assembly, manufactured by Cooper Industries Inc Cooper Distribution Equipment Div, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-548-9056?

NSN 5930-00-548-9056 has 2 cross-referenced part numbers: 27900 (Cooper Industries Inc Cooper Distribution Equipment Div), 121577 (Arnold a Semler Inc).

What NSN replaces 5930-00-548-9056?

There are 9 known substitutes for 5930-00-548-9056: 5360-00-175-9976, 5930-00-519-8714, 1660-00-796-1677 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27900?

Key specifications for 27900: Switch Type: PUSH BUTTON; End Item Identification: TYPE AN/CPN-4A A; Controlling Agency: OKEEFE AND MERRITT CO; Inclosure Material: STEEL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-548-9056 still in active supply?

NSN 5930-00-548-9056 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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