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PartsTable / COMPONENT / 3-6042
3-6042 ✓ 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 GEAR,INTERNAL is a the manufacturer industrial component. Key specifications include bore_style: PLAIN BOTH ENDS, teeth_type: SPUR, tooth_form: STANDARD, pressure_angle: 22.5000 DEGREES, teeth_quantity: 18, attachment_method: MOUNTING HOLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-208-3405, 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
3-6042
NSN: 5310-00-208-3405
FSC: 5310
CAGE: 55176 — VSE AVIATION, INC. (USA)
SPECIFICATIONS
bore_stylePLAIN BOTH ENDS
teeth_typeSPUR
tooth_formSTANDARD
pressure_angle22.5000 DEGREES
teeth_quantity18
attachment_methodMOUNTING HOLE
face_nominal_width1.4985 INCHES IN
hub_nominal_diameter4.2500 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST END
bore_nominal_diameter2.5095 INCHES BOTH ENDS IN
nominal_overall_length1.7495 INCHES IN
nominal_outside_diameter11.2500 INCHES IN
NSN5310-00-208-3405
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3-6042 · 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 QUANTITY: 2
•
DRIVE POINT WIDTH: 0.030 INCHES NOMINAL IN
•
NUT STYLE: ROUND
•
THREAD QUANTITY PER INCH: 48
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
NOMINAL THREAD SIZE: 0.099 INCHES IN
•
NUT DIAMETER: 0.190 INCHES NOMINAL IN
•
DRIVE POINT DEPTH: 0.030 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE POINT QUANTITY2
DRIVE POINT WIDTH0.030 INCHES NOMINAL IN
NUT STYLEROUND
THREAD QUANTITY PER INCH48
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE0.099 INCHES IN
NUT DIAMETER0.190 INCHES NOMINAL IN
DRIVE POINT DEPTH0.030 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
3-6042Interchangeable
interchangeable cross-reference
interchangeable
P18068J-001Interchangeable
interchangeable cross-reference
interchangeable
E3472Interchangeable
interchangeable cross-reference
interchangeable
3472Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-6042?
3-6042 is a GEAR,INTERNAL.
What parts can replace 3-6042?
There are 4 known substitutes for 3-6042: 3-6042, P18068J-001, E3472 and 1 more. Substitute compatibility should be verified for your specific system.
Is 3-6042 still available?
3-6042 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026