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PartsTable / COMPONENT / 9612A-SS-0256
9612A-SS-0256 ✓ 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 material: STEEL COMP 303 OVERALL, nut_style: HEXAGON, nut_height: 0.187 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), 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 5310-01-400-5787, 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
9612A-SS-0256
NSN: 5310-01-400-5787
FSC: 5310
CAGE: 1YGB8 — CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
nut_styleHEXAGON
nut_height0.187 INCHES NOMINAL IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.250 INCHES NOMINAL IN
nominal_thread_size0.086 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch56
NSN5310-01-400-5787
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9612A-SS-0256 · 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
•
NOMINAL THREAD SIZE: 0.086 INCHES IN
•
THREAD QUANTITY PER INCH: 56
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 303 OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.086 INCHES IN
THREAD QUANTITY PER INCH56
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 303 OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
NUT HEIGHT0.187 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
MS16536-96Interchangeable
interchangeable cross-reference
interchangeable
136500Interchangeable
interchangeable cross-reference
interchangeable
536249Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9612A-SS-0256?
9612A-SS-0256 is a NUT,PLAIN,HEXAGON.
What parts can replace 9612A-SS-0256?
There are 3 known substitutes for 9612A-SS-0256: MS16536-96, 136500, 536249. Substitute compatibility should be verified for your specific system.
What is the NSN for 9612A-SS-0256?
9612A-SS-0256 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-400-5787. 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