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PartsTable / COMPONENT / 20386
20386 ✓ Verified by PartsTable
Freecom · 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

<b>Features:</b><br>- High Performance.<br>- 80 GB native.<br>- Up to 160GB at 2:1 compression. Key specifications include overall_length: 48.0 INCHES NOMINAL IN, special_features: HEAVY DUTY FABRICATED BORING HEAD, thread_direction: RIGHT-HAND, part_name_assigned_by_controlling_agency: AUGER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-354-6385, 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
20386
NSN: 5310-00-354-6385
FSC: 5310
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)
SPECIFICATIONS
overall_length48.0 INCHES NOMINAL IN
special_featuresHEAVY DUTY FABRICATED BORING HEAD
thread_directionRIGHT-HAND
part_name_assigned_by_controlling_agencyAUGER
NSN5310-00-354-6385
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20386 · Freecom ⚠ 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
•
HOLE DIAMETER: 3.062 INCHES NOMINAL IN
•
INTERNAL PREBENT KEY LENGTH: 0.187 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 1.273 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
•
INTERNAL KEY QUANTITY: 2
•
OUTSIDE DIAMETER: 3.500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
INTERNAL PREBENT KEY WIDTH: 0.343 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER3.062 INCHES NOMINAL IN
INTERNAL PREBENT KEY LENGTH0.187 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY1.273 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
INTERNAL KEY QUANTITY2
OUTSIDE DIAMETER3.500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
INTERNAL PREBENT KEY WIDTH0.343 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
206-927Interchangeable
interchangeable cross-reference
interchangeable
20-386Interchangeable
interchangeable cross-reference
interchangeable
20065Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20386?
20386 is a RELAY,ELECTROMAGNETIC manufactured by Freecom.
What parts can replace 20386?
There are 3 known substitutes for 20386: 206-927, 20-386, 20065. Substitute compatibility should be verified for your specific system.
What is the NSN for 20386?
20386 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-354-6385. 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