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R592 ✓ 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,SLOTTED,HEXAGON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, nut_style: SLOTTED, HEXAGON, nut_height: 1.250 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, 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 5310-00-708-9446, 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
R592
NSN: 5310-00-708-9446
FSC: 5310
CAGE: 51501 — ROGERS BROTHERS CORP (USA)
SPECIFICATIONS
materialIRON OVERALL
nut_styleSLOTTED, HEXAGON
nut_height1.250 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats3.000 INCHES NOMINAL IN
nominal_thread_size2.000 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch12
NSN5310-00-708-9446
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: R592 · 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 CLASS: 2B
•
NUT STYLE: SLOTTED, HEXAGON
•
THREAD QUANTITY PER INCH: 12
•
NOMINAL THREAD SIZE: 2.000 INCHES IN
•
BEARING SURFACE TYPE: WASHER FACED
•
THREAD SERIES: UN
•
NUT HEIGHT: 1.250 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B
NUT STYLESLOTTED, HEXAGON
THREAD QUANTITY PER INCH12
NOMINAL THREAD SIZE2.000 INCHES IN
BEARING SURFACE TYPEWASHER FACED
THREAD SERIESUN
NUT HEIGHT1.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS3.000 INCHES NOMINAL IN
MATERIALIRON OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
721876Interchangeable
interchangeable cross-reference
interchangeable
K344Interchangeable
interchangeable cross-reference
interchangeable
344Interchangeable
interchangeable cross-reference
interchangeable
592Interchangeable
interchangeable cross-reference
interchangeable
298529Interchangeable
interchangeable cross-reference
interchangeable
706610Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R592?
R592 is a NUT,PLAIN,SLOTTED,HEXAGON.
What parts can replace R592?
There are 20 known substitutes for R592: 721876, K344, 344 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R592?
R592 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-708-9446. 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