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Technical Data Sheet
PartsTable / COMPONENT / A52427-L-0.750
A52427-L-0.750 ✓ 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 A52427-L-0.750 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-518-5566, 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
A52427-L-0.750
NSN: 5310-00-518-5566
FSC: 5310
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberA52427-L-0.750
NSN5310-00-518-5566
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A52427-L-0.750 · 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
•
THREAD SERIES: UNF
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
FEATURES PROVIDED: CASEHARDENED
•
THREAD QUANTITY PER INCH: 16
•
NUT HEIGHT: 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 1.475 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
NOMINAL THREAD SIZE0.750 INCHES IN
FEATURES PROVIDEDCASEHARDENED
THREAD QUANTITY PER INCH16
NUT HEIGHT0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
WIDTH ACROSS FLATS1.475 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
THREAD CLASS2B
THREAD DIRECTIONLEFT-HAND
NUT STYLESINGLE BALL SEAT, HEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
535670Interchangeable
interchangeable cross-reference
interchangeable
534769Interchangeable
interchangeable cross-reference
interchangeable
293273Interchangeable
interchangeable cross-reference
interchangeable
847-12Interchangeable
interchangeable cross-reference
interchangeable
5310000537803Interchangeable
interchangeable cross-reference
interchangeable
11276Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A52427-L-0.750?
A52427-L-0.750 is a A52427-L-0.750.
What parts can replace A52427-L-0.750?
There are 16 known substitutes for A52427-L-0.750: 535670, 534769, 293273 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A52427-L-0.750?
A52427-L-0.750 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-518-5566. 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