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M13741E02-4Y — NUT,SELF-LOCKING,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

M13741E02-4Y: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: PLATE, nut_height: 0.425 INCHES MAXIMUM IN, nut_length: 0.525 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, plate_width: 0.405 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-031-5400, 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
M13741E02-4Y
NSN: 5310-01-031-5400
FSC: 5310 — Nuts and Washers
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_stylePLATE
nut_height0.425 INCHES MAXIMUM IN
nut_length0.525 INCHES MAXIMUM IN
lubricationDRY FILM LUBRICANT
plate_width0.405 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
plate_thickness0.030 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFLOATING NUT
nominal_thread_size0.190 INCHES IN
NSN5310-01-031-5400
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M13741E02-4Y · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
PLATE THICKNESS: 0.030 INCHES NOMINAL IN
•
NUT LENGTH: 0.525 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO FLAT: 0.180 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
PLATE WIDTH: 0.405 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
MOUNTING HOLE DIAMETER: 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
PLATE THICKNESS0.030 INCHES NOMINAL IN
NUT LENGTH0.525 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO FLAT0.180 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
PLATE WIDTH0.405 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
NUT COUNTERBORE DEPTH0.120 INCHES NOMINAL NUT IN
FEATURES PROVIDEDFLOATING NUT
SUBSTITUTES & CROSS-REFERENCES 1
90-070-3-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M13741E02-4Y?
M13741E02-4Y is a NUT,SELF-LOCKING,PLATE.
What parts can replace M13741E02-4Y?
There is 1 known substitute for M13741E02-4Y: 90-070-3-4. Substitute compatibility should be verified for your specific system.
What is the NSN for M13741E02-4Y?
M13741E02-4Y is cataloged in the U.S. Government catalog under NSN 5310-01-031-5400. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.