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PartsTable / COMPONENT / 20 WLNL-S
20 WLNL-S ✓ 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,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.410 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-649-0982, 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
20 WLNL-S
NSN: 5310-01-649-0982
FSC: 5310
CAGE: 98441 — PARKER HANNIFIN CORP DBA PNEUTRONICS DIV STRATOFLEX PRODUCTS DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.410 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats2.000 INCHES NOMINAL IN
nominal_thread_size1.690 INCHES IN
bearing_surface_typeFLAT
end_item_identification6115-01-291-1611
thread_quantity_per_inch12
NSN5310-01-649-0982
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20 WLNL-S · 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
•
NUT STYLE: HEXAGON
•
NUT HEIGHT: 0.410 INCHES NOMINAL IN
•
BEARING SURFACE TYPE: FLAT
•
THREAD QUANTITY PER INCH: 12
•
MATERIAL: STEEL OVERALL
•
THREAD CLASS: 2B
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLEHEXAGON
NUT HEIGHT0.410 INCHES NOMINAL IN
END ITEM IDENTIFICATION6115-01-291-1611
BEARING SURFACE TYPEFLAT
THREAD QUANTITY PER INCH12
MATERIALSTEEL OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
WIDTH ACROSS FLATS2.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
SC-D-70016-18Interchangeable
interchangeable cross-reference
interchangeable
62228Interchangeable
interchangeable cross-reference
interchangeable
SM-C-426571Interchangeable
interchangeable cross-reference
interchangeable
755017A9072-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20 WLNL-S?
20 WLNL-S is a NUT,PLAIN,HEXAGON.
What parts can replace 20 WLNL-S?
There are 4 known substitutes for 20 WLNL-S: SC-D-70016-18, 62228, SM-C-426571 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20 WLNL-S?
20 WLNL-S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-649-0982. 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