PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42857Switch Subassembly

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-01-023-9911 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-023-9911 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-023-9911. Primary manufacturer part number: 42857.
Features
  • Switch Subassembly — FSC 5930
  • 1 verified cross-reference
  • Primary manufacturer: Setra Systems, Inc. Dba Gems Sensors
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch Subassembly, cataloged under National Stock Number 5930-01-023-9911, 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 Setra Systems, Inc. Dba Gems Sensors. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5930-01-023-9911
Primary Part Number42857
Item NameSwitch Subassembly
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-003-6688 INTERCHANGEABLE
Washer,flat
3110-00-155-6779B197FM0D30-1718 INTERCHANGEABLE
Bearing,ball,annular
Bay City Shovels, Inc
6105-00-338-733142-857 INTERCHANGEABLE
Motor,direct Current
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
4820-01-316-0091046349 INTERCHANGEABLE
Valve,check
Sullair Corp
2540-01-688-803442857 INTERCHANGEABLE
Chain Assembly,tire
Pewag Traction Chain Inc. Div Pewag Traction Chain
Cross-Reference Index
Part NumberManufacturer
42857 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
5310-00-003-6688INTERCHANGEABLE
WASHER,FLAT
3110-00-155-6779INTERCHANGEABLE
BEARING,BALL,ANNULAR
B197FM0D30-1718
6105-00-338-7331INTERCHANGEABLE
MOTOR,DIRECT CURRENT
42-857
4820-01-316-0091INTERCHANGEABLE
VALVE,CHECK
046349
2540-01-688-8034INTERCHANGEABLE
CHAIN ASSEMBLY,TIRE
42857

Frequently Asked Questions

What is NSN 5930-01-023-9911?

NSN 5930-01-023-9911 is a Switch Subassembly, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-023-9911?

NSN 5930-01-023-9911 has 1 cross-referenced part number: 42857 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-01-023-9911?

There are 5 known substitutes for 5930-01-023-9911: 5310-00-003-6688, 3110-00-155-6779, 6105-00-338-7331 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42857?

Key specifications for 42857: Overall Length: 2.875 INCHES NOMINAL IN; Special Features: CONTACTS OPEN AT 5.0 GPM; MAJ COMP: INPUT PORT 1, OUTPUT PORT 1, BONNET ASSY 1, SPRING 1, CONTACTS 2. 2 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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