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Technical Data Sheet
PartsTable / COMPONENT / 10-1720
10-1720 ✓ 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 NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include end_item_identification: BIPOLAR AMPLI, part_name_assigned_by_controlling_agency: WASHER,FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-166-8566, 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
10-1720
NSN: 5310-00-166-8566
FSC: 5310
CAGE: 556A6 — LINDE MATERIAL HANDLING NORTH AMERICA CORPORATION (USA)
SPECIFICATIONS
end_item_identificationBIPOLAR AMPLI
part_name_assigned_by_controlling_agencyWASHER,FLAT
NSN5310-00-166-8566
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10-1720 · 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
•
DRIVE POINT WIDTH: 0.187 INCHES NOMINAL IN
•
NUT THICKNESS: 0.375 INCHES NOMINAL IN
•
DRIVE POINT QUANTITY: 4
•
NUT STYLE: ROUND
•
THREAD QUANTITY PER INCH: 32
•
THREAD SERIES: UN
•
NOMINAL THREAD SIZE: 1.000 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE POINT WIDTH0.187 INCHES NOMINAL IN
NUT THICKNESS0.375 INCHES NOMINAL IN
DRIVE POINT QUANTITY4
NUT STYLEROUND
THREAD QUANTITY PER INCH32
THREAD SERIESUN
NOMINAL THREAD SIZE1.000 INCHES IN
MATERIALSTEEL OVERALL
THREAD CLASS2B
DRIVE POINT DEPTH0.093 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
206261Interchangeable
interchangeable cross-reference
interchangeable
5654814Interchangeable
interchangeable cross-reference
interchangeable
101720Interchangeable
interchangeable cross-reference
interchangeable
79-96820Interchangeable
interchangeable cross-reference
interchangeable
6515NCM116020Interchangeable
interchangeable cross-reference
interchangeable
SK10-1720Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10-1720?
10-1720 is a NUT,PLAIN,ROUND.
What parts can replace 10-1720?
There are 7 known substitutes for 10-1720: 206261, 5654814, 101720 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10-1720?
10-1720 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-166-8566. 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