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843640-3G1 — 843640-3G1

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

843640-3G1: 843640-3G1.

The 843640-3G1 is a the manufacturer industrial component. Key specifications include skirt_design: NONDETACHABLE, inside_diameter: 0.250 INCHES NOMINAL IN, outside_diameter: 0.906 INCHES NOMINAL IN, style_designator: ROUND, attachment_method: SETSCREWS, overall_thickness: 1.015 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-899-0098, 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
843640-3G1
NSN: 5355-00-899-0098
FSC: 5355 — Knobs and Pointers
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
skirt_designNONDETACHABLE
inside_diameter0.250 INCHES NOMINAL IN
outside_diameter0.906 INCHES NOMINAL IN
style_designatorROUND
attachment_methodSETSCREWS
overall_thickness1.015 INCHES NOMINAL IN
reference_markingARROW
nominal_thread_size0.138 INCHES SCREW HOLE IN
setscrew_hole_quantity2
thread_quantity_per_inch32 SCREW HOLE
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
shaft_accommodation_styleROUND
NSN5355-00-899-0098
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 843640-3G1 TITLE COMPONENT PN 843640-3G1 MFR 843640-3G1
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.410 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 1.015 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 0.906 INCHES NOMINAL IN
•
REFERENCE MARKING: ARROW
•
SETSCREW HOLE QUANTITY: 2
•
NOMINAL THREAD SIZE: 0.138 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.410 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS1.015 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER0.906 INCHES NOMINAL IN
REFERENCE MARKINGARROW
SETSCREW HOLE QUANTITY2
NOMINAL THREAD SIZE0.138 INCHES SCREW HOLE IN
INSIDE DIAMETER0.250 INCHES NOMINAL IN
GRIPPING SURFACE CONDITIONGRIP AID
SUBSTITUTES & CROSS-REFERENCES 2
8436401-3G1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
62-1-66Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 843640-3G1?
843640-3G1 is a 843640-3G1.
What parts can replace 843640-3G1?
There are 2 known substitutes for 843640-3G1: 8436401-3G1, 62-1-66. Substitute compatibility should be verified for your specific system.
What is the NSN for 843640-3G1?
843640-3G1 is cataloged in the U.S. Government catalog under NSN 5355-00-899-0098. 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.