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PartsTable / COMPONENT / 119-1618
119-1618 ✓ 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 WASHER,LOCK is a the manufacturer industrial component. Key specifications include special_features: NHA IS BEVEL GEAR, style_designator: FLAT EXTERNAL TEETH, end_item_identification: 3830-01-538-1421, WINCH ATTACHMENT, SINGLE DRUM, MODEL PA80, part_name_assigned_by_controlling_agency: BEARING LOCKWASHER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-547-7430, 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
119-1618
NSN: 5310-01-547-7430
FSC: 5310
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
special_featuresNHA IS BEVEL GEAR
style_designatorFLAT EXTERNAL TEETH
end_item_identification3830-01-538-1421, WINCH ATTACHMENT, SINGLE DRUM, MODEL PA80
part_name_assigned_by_controlling_agencyBEARING LOCKWASHER
NSN5310-01-547-7430
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 119-1618 · 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
•
STYLE DESIGNATOR: FLAT EXTERNAL TEETH
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION3830-01-538-1421, WINCH ATTACHMENT, SINGLE DRUM, MODEL PA80
PART NAME ASSIGNED BY CONTROLLING AGENCYBEARING LOCKWASHER
STYLE DESIGNATORFLAT EXTERNAL TEETH
SPECIAL FEATURESNHA IS BEVEL GEAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
RR-G-691Interchangeable
interchangeable cross-reference
interchangeable
5120-00-224-2661Interchangeable
interchangeable cross-reference
interchangeable
1611-20Interchangeable
interchangeable cross-reference
interchangeable
24005Interchangeable
interchangeable cross-reference
interchangeable
668-0952Interchangeable
interchangeable cross-reference
interchangeable
405Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 119-1618?
119-1618 is a WASHER,LOCK.
What parts can replace 119-1618?
There are 14 known substitutes for 119-1618: RR-G-691, 5120-00-224-2661, 1611-20 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 119-1618?
119-1618 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-547-7430. 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