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Technical Data Sheet
PartsTable / MRO / 10-2639
10-2639 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, thickness: 0.188 INCHES NOMINAL IN, hole_diameter: 2.094 INCHES NOMINAL IN, pole_quantity: 8 SINGLE SECTION PERIPHERY, overall_length: 5.250 INCHES NOMINAL IN, throw_quantity: 2 SINGLE SECTION PERIPHERY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-087-6564, 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→ 10-2639
NSN: 5310-00-087-6564
FSC: 5310
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialWOOL OVERALL
thickness0.188 INCHES NOMINAL IN
hole_diameter2.094 INCHES NOMINAL IN
pole_quantity8 SINGLE SECTION PERIPHERY
overall_length5.250 INCHES NOMINAL IN
throw_quantity2 SINGLE SECTION PERIPHERY
overall_diameter2.250 INCHES NOMINAL IN
style_designatorTAP, CIRCULAR, BUSHING MOUNT
peripheral_shape_styleROUND
center_hole_shape_styleROUND
contact_load_current_rating5.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-087-6564
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10-2639 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CENTER HOLE SHAPE STYLE: ROUND
•
MATERIAL: WOOL OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 2.938 INCHES NOMINAL IN
•
HOLE DIAMETER: 2.094 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
THICKNESS: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
MATERIALWOOL OVERALL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER2.938 INCHES NOMINAL IN
HOLE DIAMETER2.094 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
102639Interchangeable
interchangeable cross-reference
interchangeable
15060Interchangeable
interchangeable cross-reference
interchangeable
1317-81Interchangeable
interchangeable cross-reference
interchangeable
8918K1024Interchangeable
interchangeable cross-reference
interchangeable
X755Interchangeable
interchangeable cross-reference
interchangeable
6617762Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10-2639?
10-2639 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 10-2639?
There are 6 known substitutes for 10-2639: 102639, 15060, 1317-81 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10-2639?
10-2639 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-087-6564. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026