PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A901Switch,rotary

Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc · NSN 5930-00-409-1639 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-409-1639 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-409-1639. Primary manufacturer part number: A901.
Features
  • Switch,rotary — FSC 5930
  • Style Designator: TAP, CIRCULAR, BUSHING MOUNT
  • Shaft Type: ROUND SINGLE ACTUATOR
  • Nonturn Device Type: PIN AT 12:00 OCLOCK
  • Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY
  • 2 verified cross-references
  • Primary manufacturer: Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-409-1639, 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 Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc. Government technical data includes 4 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-409-1639
Primary Part NumberA901
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerTechnical Services Laboratory, Inc. Dba Technical Services Laboratory Inc
StatusACTIVE
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Shaft TypeROUND SINGLE ACTUATOR
Nonturn Device TypePIN AT 12:00 OCLOCK
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-157-61071505 INTERCHANGEABLE
Bearing,ball,annular
The Timken Corporation
5905-00-258-6788667201-011 INTERCHANGEABLE
Resistor,voltage Sensitive
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
2520-00-773-549617144-3 INTERCHANGEABLE
Shaft,axle,automotive
Dana Corp Spicer Transmission Div
Cross-Reference Index
Part NumberManufacturer
A901 PRIMARY Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc (USA)
A901 Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp (USA)
Related Parts
3110-00-157-6107INTERCHANGEABLE
BEARING,BALL,ANNULAR
1505
5905-00-258-6788INTERCHANGEABLE
RESISTOR,VOLTAGE SENSITIVE
667201-011
2520-00-773-5496INTERCHANGEABLE
SHAFT,AXLE,AUTOMOTIVE
17144-3

Frequently Asked Questions

What is NSN 5930-00-409-1639?

NSN 5930-00-409-1639 is a Switch,rotary, manufactured by Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-409-1639?

NSN 5930-00-409-1639 has 2 cross-referenced part numbers: A901 (Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc), A901 (Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp).

What NSN replaces 5930-00-409-1639?

There are 3 known substitutes for 5930-00-409-1639: 3110-00-157-6107, 5905-00-258-6788, 2520-00-773-5496. Verify interchangeability with system specifications before substitution.

What are the specifications of A901?

Key specifications for A901: Style Designator: TAP, CIRCULAR, BUSHING MOUNT; Shaft Type: ROUND SINGLE ACTUATOR; Nonturn Device Type: PIN AT 12:00 OCLOCK; Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY. 4 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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