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PartsTable / COMPONENT / 26786
26786 ✓ Verified by PartsTable
— · NUT WASHER
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 SEMICONDUCTOR DEVICE,THYRISTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, nut_style: KNURLED, unit_type: COAXIAL LINE AND TRANSMISSION LINE, design_type: BIDIRECTIONAL, knurl_width: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, nut_diameter: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-9012, 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
26786
NSN: 5310-00-050-9012
FSC: 5310
CAGE: 26344 — NEW HAVEN MFG CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
nut_styleKNURLED
unit_typeCOAXIAL LINE AND TRANSMISSION LINE
design_typeBIDIRECTIONAL
knurl_width0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
nut_diameter0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
thread_class2B
usage_designMAIN LINE AND SECONDARY LINE TERMINAL FITTING
nut_thickness0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
overall_width1.000 INCHES NOMINAL IN
thread_seriesUNF
overall_height0.375 INCHES NOMINAL IN
NSN5310-00-050-9012
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 26786 · 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
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES: UNF
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
MATERIAL: ALUMINUM ALLOY 6061 OVERALL
•
KNURL WIDTH: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
NUT DIAMETER: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
NOMINAL THREAD SIZE0.190 INCHES IN
THREAD QUANTITY PER INCH32
MATERIALALUMINUM ALLOY 6061 OVERALL
KNURL WIDTH0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
NUT DIAMETER0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
THREAD CLASS2B
NUT STYLEKNURLED
SMALL END DIAMETER0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
586820-1Interchangeable
interchangeable cross-reference
interchangeable
124-0349Interchangeable
interchangeable cross-reference
interchangeable
2N4441Interchangeable
interchangeable cross-reference
interchangeable
5N5102-011-54Interchangeable
interchangeable cross-reference
interchangeable
B95204-J193-B100Interchangeable
interchangeable cross-reference
interchangeable
10-1164-88-12-9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 26786?
26786 is a SEMICONDUCTOR DEVICE,THYRISTOR.
What parts can replace 26786?
There are 11 known substitutes for 26786: 586820-1, 124-0349, 2N4441 and 8 more. Substitute compatibility should be verified for your specific system.
Is 26786 still available?
26786 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026