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130821 — SWITCH,ROTARY

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

130821: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, bore_style: PLAIN BOTH ENDS, shaft_type: ROUND, FLATTED SINGLE ACTUATOR, teeth_type: STRAIGHT, flat_height: 0.188 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.750 INCHES NOMINAL SINGLE ACTUATOR IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-446-1816, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 130821
NSN: 3020-00-446-1816
NIINs: 004461816, 005352601, 005520848
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
bore_stylePLAIN BOTH ENDS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
teeth_typeSTRAIGHT
flat_height0.188 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.750 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width1.312 INCHES NOMINAL IN
pole_quantity3 SINGLE SECTION REAR
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height1.500 INCHES NOMINAL IN
overall_length1.500 INCHES NOMINAL IN
NSN3020-00-446-1816
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 130821 MFR SWITCH,ROTARY
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.156 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 0.217 INCHES SECOND END IN
•
TEETH QUANTITY: 18
•
CLAMPING SURFACE NOMINAL LENGTH: 0.219 INCHES SECOND END IN
•
BORE STYLE: PLAIN BOTH ENDS
•
TEETH TYPE: STRAIGHT
•
STYLE DESIGNATOR: SIDE FACE, BACK HUB PROTRUDING
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 COMP 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.156 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER0.217 INCHES SECOND END IN
TEETH QUANTITY18
CLAMPING SURFACE NOMINAL LENGTH0.219 INCHES SECOND END IN
BORE STYLEPLAIN BOTH ENDS
TEETH TYPESTRAIGHT
STYLE DESIGNATORSIDE FACE, BACK HUB PROTRUDING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 COMP 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER0.3750 INCHES NOMINAL IN
HUB STYLE DESIGNATORSPLIT SECOND END
SUBSTITUTES & CROSS-REFERENCES 1
543-2655-002Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 130821?
130821 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 130821?
There is 1 known substitute for 130821: 543-2655-002. Substitute compatibility should be verified for your specific system.
What is the NSN for 130821?
130821 is cataloged in the U.S. Government catalog under NSN 3020-00-446-1816. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.