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PartsTable / COMPONENT / 03013-42
03013-42 ✓ 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 end_item_identification: REGULATOR UG8D 8522-894, part_name_assigned_by_controlling_agency: NUT, JAM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-522-6189, 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
03013-42
NSN: 5310-01-522-6189
FSC: 5310
CAGE: 31361 — WOODWARD, INC. (USA)
SPECIFICATIONS
end_item_identificationREGULATOR UG8D 8522-894
part_name_assigned_by_controlling_agencyNUT, JAM
NSN5310-01-522-6189
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 03013-42 · 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, JAM
END ITEM IDENTIFICATIONREGULATOR UG8D 8522-894
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
5656Interchangeable
interchangeable cross-reference
interchangeable
A-A-20032Interchangeable
interchangeable cross-reference
interchangeable
12-422Interchangeable
interchangeable cross-reference
interchangeable
QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
1M139Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 03013-42?
03013-42 is a NUT,PLAIN,HEXAGON.
What parts can replace 03013-42?
There are 10 known substitutes for 03013-42: 5656, A-A-20032, 12-422 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 03013-42?
03013-42 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-522-6189. 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