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Technical Data Sheet
53A68A163 ✓ 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 PIN,STRAIGHT,THREADED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3A A, thread_length: 0.953 INCHES NOMINAL IN, first_end_style: SQUARE, pin_grip_length: 4.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-828-9824, 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
53A68A163
NSN: 5315-00-828-9824
FSC: 5315
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class3A A
thread_length0.953 INCHES NOMINAL IN
first_end_styleSQUARE
pin_grip_length4.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
first_end_locationBOTH ENDS
pin_overall_length5.453 INCHES NOMINAL IN
first_hole_diameter0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
pin_overall_diameter0.6200 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN
hole_arrangement_styleONE END DRILLED
NSN5315-00-828-9824
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 53A68A163 · 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
MATERIAL: STEEL OVERALL
HOLE ARRANGEMENT STYLE: ONE END DRILLED
SURFACE TREATMENT: CADMIUM OVERALL
THREAD CLASS: 3A A
PIN GRIP LENGTH: 4.500 INCHES NOMINAL IN
PIN OVERALL LENGTH: 5.453 INCHES NOMINAL IN
FIRST HOLE DIAMETER: 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
FIRST END LOCATION: BOTH ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
HOLE ARRANGEMENT STYLEONE END DRILLED
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A A
PIN GRIP LENGTH4.500 INCHES NOMINAL IN
PIN OVERALL LENGTH5.453 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
FIRST END LOCATIONBOTH ENDS
FIRST END STYLESQUARE
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
AS5195W0402Interchangeable
interchangeable cross-reference
interchangeable
104-00400Interchangeable
interchangeable cross-reference
interchangeable
17309Interchangeable
interchangeable cross-reference
interchangeable
P-D-455Interchangeable
interchangeable cross-reference
interchangeable
A-A-1016Interchangeable
interchangeable cross-reference
interchangeable
ANSI B74.18Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53A68A163?
53A68A163 is a PIN,STRAIGHT,THREADED.
What parts can replace 53A68A163?
There are 12 known substitutes for 53A68A163: AS5195W0402, 104-00400, 17309 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53A68A163?
53A68A163 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-828-9824. This indicates validated use in U.S. government and defense supply chains.
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