PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1777-276Switch,rotary

Entron Industries Limited Partnership Dba Entron Industries Property Div · NSN 5930-00-807-8634 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-807-8634 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-807-8634. Primary manufacturer part number: B1777-276.
Features
  • Switch,rotary — FSC 5930
  • Shaft Length: 0.562 INCHES NOMINAL SINGLE ACTUATOR IN
  • Thread Length: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Contact Switching Action: BREAKS BEFORE MAKES SINGLE SECTION REAR
  • Shaft Type: ROUND, FLATTED SINGLE ACTUATOR
  • Throw Quantity: 2 SINGLE SECTION REAR
  • Individual Section Quantity: 1
  • Terminal Type: TAB, SOLDER LUG
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-807-8634, 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 Entron Industries Limited Partnership Dba Entron Industries Property Div. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-807-8634
Primary Part NumberB1777-276
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerEntron Industries Limited Partnership Dba Entron Industries Property Div
StatusACTIVE
Shaft Length0.562 INCHES NOMINAL SINGLE ACTUATOR IN
Thread Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Throw Quantity2 SINGLE SECTION REAR
Individual Section Quantity1
Terminal TypeTAB, SOLDER LUG
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Switch Actuator Indexing Position Quantity2 SINGLE ACTUATOR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Flat Height0.187 INCHES NOMINAL SINGLE ACTUATOR IN
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
First Flat Length0.203 INCHES NOMINAL SINGLE ACTUATOR IN
Pole Quantity1 SINGLE SECTION REAR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-012-40135120-00-012-4013 INTERCHANGEABLE
Forceps,nonsurgical
General Services Administration Federal Supply Service
5210-00-221-1986FG-31 INTERCHANGEABLE
Gage,thickness
A and E Mfg Co
6695-00-252-6606 INTERCHANGEABLE
Calibration Set,primary Referenc
5340-00-290-724820S INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
Caplugs Llc Dba Mokon Div Caplugs
5120-00-293-3005HSF-20S INTERCHANGEABLE
Face,hammer,inserted
Williams J H Industrial Products Inc
6210-00-299-593419350-31ALTD INTERCHANGEABLE
Light,indicator
Hickok Waekon Llc
4810-00-845-5872B10S2 115VAC INTERCHANGEABLE
Valve,solenoid
Parker-Hannifin Corp Div Sporlan Division
3030-00-910-0826 INTERCHANGEABLE
Belt,v
4310-01-006-4248 INTERCHANGEABLE
Crankcase Compressor
5970-01-045-031865100 INTERCHANGEABLE
Insulator,spacer
Tld Ace Corp Div Tld Ace
Cross-Reference Index
Part NumberManufacturer
65100 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division (USA)
203 Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
20S Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
B1777-276 PRIMARY Entron Industries Limited Partnership Dba Entron Industries Property Div (USA)
Related Parts
5120-00-012-4013INTERCHANGEABLE
FORCEPS,NONSURGICAL
5120-00-012-4013
5210-00-221-1986INTERCHANGEABLE
GAGE,THICKNESS
FG-31
6695-00-252-6606INTERCHANGEABLE
CALIBRATION SET,PRIMARY REFERENC
5340-00-290-7248INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
20S
5120-00-293-3005INTERCHANGEABLE
FACE,HAMMER,INSERTED
HSF-20S
6210-00-299-5934INTERCHANGEABLE
LIGHT,INDICATOR
19350-31ALTD
4810-00-845-5872INTERCHANGEABLE
VALVE,SOLENOID
B10S2 115VAC
3030-00-910-0826INTERCHANGEABLE
BELT,V
4310-01-006-4248INTERCHANGEABLE
CRANKCASE COMPRESSOR
5970-01-045-0318INTERCHANGEABLE
INSULATOR,SPACER
65100
6750-01-083-1921INTERCHANGEABLE
PAPER,COPYING,DIAZO PROCESS
4820-01-119-0626INTERCHANGEABLE
CAP,VALVE

Frequently Asked Questions

What is NSN 5930-00-807-8634?

NSN 5930-00-807-8634 is a Switch,rotary, manufactured by Entron Industries Limited Partnership Dba Entron Industries Property Div, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-807-8634?

NSN 5930-00-807-8634 has 4 cross-referenced part numbers: 65100 (L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division), 203 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 20S (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), B1777-276 (Entron Industries Limited Partnership Dba Entron Industries Property Div).

What NSN replaces 5930-00-807-8634?

There are 12 known substitutes for 5930-00-807-8634: 5120-00-012-4013, 5210-00-221-1986, 6695-00-252-6606 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B1777-276?

Key specifications for B1777-276: Shaft Length: 0.562 INCHES NOMINAL SINGLE ACTUATOR IN; Thread Length: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Contact Switching Action: BREAKS BEFORE MAKES SINGLE SECTION REAR; Shaft Type: ROUND, FLATTED SINGLE ACTUATOR. 17 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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