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PartsTable / COMPONENT / 5310PL0649881
5310PL0649881 ✓ 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,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1025 OVERALL, nut_style: PLATE, nut_height: 0.750 INCHES NOMINAL IN, nut_length: 3.750 INCHES NOMINAL IN, plate_width: 2.500 INCHES NOMINAL IN, thread_class: 3B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-065-6454, 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
5310PL0649881
NSN: 5310-00-065-6454
FSC: 5310
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialSTEEL COMP 1025 OVERALL
nut_stylePLATE
nut_height0.750 INCHES NOMINAL IN
nut_length3.750 INCHES NOMINAL IN
plate_width2.500 INCHES NOMINAL IN
thread_class3B
thread_seriesUNF
plate_thickness0.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
nominal_thread_size1.125 INCHES IN
mounting_hole_diameter0.406 INCHES NOMINAL IN
NSN5310-00-065-6454
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310PL0649881 · 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
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL COMP 1025 OVERALL
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
PLATE WIDTH: 2.500 INCHES NOMINAL IN
•
NUT MOUNTING PROVISION: STRAIGHT HOLES
•
NOMINAL THREAD SIZE: 1.125 INCHES IN
•
THREAD SERIES: UNF
•
THREAD QUANTITY PER INCH: 12
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1025 OVERALL
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
PLATE WIDTH2.500 INCHES NOMINAL IN
NUT MOUNTING PROVISIONSTRAIGHT HOLES
NOMINAL THREAD SIZE1.125 INCHES IN
THREAD SERIESUNF
THREAD QUANTITY PER INCH12
NUT LENGTH3.750 INCHES NOMINAL IN
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER1.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
54B6236Interchangeable
interchangeable cross-reference
interchangeable
121C2-14-4Interchangeable
interchangeable cross-reference
interchangeable
30728Interchangeable
interchangeable cross-reference
interchangeable
54B6236-10Interchangeable
interchangeable cross-reference
interchangeable
4388-4Interchangeable
interchangeable cross-reference
interchangeable
8446825Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5310PL0649881?
5310PL0649881 is a NUT,PLAIN,PLATE.
What parts can replace 5310PL0649881?
There are 7 known substitutes for 5310PL0649881: 54B6236, 121C2-14-4, 30728 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5310PL0649881?
5310PL0649881 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-065-6454. 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