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MILW6986TYPEC ✓ 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 hole_diameter: 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, outside_diameter: 0.354 INCHES NOMINAL IN, style_designator: COUNTERSINK EXTERNAL TEETH, countersink_angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM, surface_treatment: CADMIUM OR ZINC AND CHROMATE OVERALL, material_thickness: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-4614, 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
MILW6986TYPEC
NSN: 5310-00-011-4614
FSC: 5310
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
hole_diameter0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
outside_diameter0.354 INCHES NOMINAL IN
style_designatorCOUNTERSINK EXTERNAL TEETH
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
surface_treatmentCADMIUM OR ZINC AND CHROMATE OVERALL
material_thickness0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
nondefinitive_spec/std_dataC TYPE
NSN5310-00-011-4614
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MILW6986TYPEC · 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
•
HOLE DIAMETER: 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: -QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
OUTSIDE DIAMETER: 0.354 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: C TYPE
•
STYLE DESIGNATOR: COUNTERSINK EXTERNAL TEETH
•
MATERIAL THICKNESS: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION-QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
OUTSIDE DIAMETER0.354 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAC TYPE
STYLE DESIGNATORCOUNTERSINK EXTERNAL TEETH
MATERIAL THICKNESS0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
1518Interchangeable
interchangeable cross-reference
interchangeable
114617Interchangeable
interchangeable cross-reference
interchangeable
1829P536Interchangeable
interchangeable cross-reference
interchangeable
21633Interchangeable
interchangeable cross-reference
interchangeable
114618Interchangeable
interchangeable cross-reference
interchangeable
BEAX4GInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILW6986TYPEC?
MILW6986TYPEC is a WASHER,LOCK.
What parts can replace MILW6986TYPEC?
There are 22 known substitutes for MILW6986TYPEC: 1518, 114617, 1829P536 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MILW6986TYPEC?
MILW6986TYPEC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-4614. 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.
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Last verified: July 2026