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Technical Data Sheet
PartsTable / COMPONENT / 8542-2
8542-2 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, body_height: 0.120 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 0.796 INCHES MAXIMUM IN, wheel_style: WHEEL W/ HUB, usage_design: METALWORKING AND GLASS WORKING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-012-0731, 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
8542-2
NSN: 5310-00-012-0731
FSC: 5310
CAGE: 08683 — BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
body_height0.120 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.796 INCHES MAXIMUM IN
wheel_styleWHEEL W/ HUB
usage_designMETALWORKING AND GLASS WORKING
hole_diameter1.144 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
overall_width0.312 INCHES NOMINAL IN
overall_length0.870 INCHES NOMINAL IN
wheel_diameter0.781 INCHES NOMINAL IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
mounting_methodPERMANENTLY MOUNTED ON MANDREL
NSN5310-00-012-0731
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8542-2 · 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
•
NONDEFINITIVE SPEC/STD DATA: 2 STYLE AND A CLASS
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
HOLE DIAMETER: 1.144 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.853 INCHES MAXIMUM IN
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
MATERIAL THICKNESS: 0.281 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATA2 STYLE AND A CLASS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
HOLE DIAMETER1.144 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.853 INCHES MAXIMUM IN
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
MATERIAL THICKNESS0.281 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
OL-2169Interchangeable
interchangeable cross-reference
interchangeable
2169Interchangeable
interchangeable cross-reference
interchangeable
807Interchangeable
interchangeable cross-reference
interchangeable
85422Interchangeable
Screw,machine 10-32
interchangeable
11877Interchangeable
interchangeable cross-reference
interchangeable
CD4068BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8542-2?
8542-2 is a MICROCIRCUIT,DIGITAL.
What parts can replace 8542-2?
There are 11 known substitutes for 8542-2: OL-2169, 2169, 807 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8542-2?
8542-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-012-0731. 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