PartsTable
Technical Data Sheet
DS863 ✓ 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 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OVERALL, nut_style: HEXAGON, nut_height: 1.925 INCHES MINIMUM AND 2.013 INCHES MAXIMUM IN, thread_class: 3B, 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 5310-00-274-9812, 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
DS863
NSN: 5310-00-274-9812
FSC: 5310
CAGE: 43952 — ENERGY SERVICES GROUP DIV OF COOPER INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OVERALL
nut_styleHEXAGON
nut_height1.925 INCHES MINIMUM AND 2.013 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
width_across_flats3.025 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN
nominal_thread_size2.000 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch4.5
nondefinitive_spec/std_data2 TYPE AND 8 STYLE
departure_from_cited_designatorAS MODIFIED BY MATERIAL AND THREAD CLASS
NSN5310-00-274-9812
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DS863 · 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 DIRECTION: RIGHT-HAND
WIDTH ACROSS FLATS: 3.025 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE: 2.000 INCHES IN
THREAD QUANTITY PER INCH: 4.5
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
NUT HEIGHT: 1.925 INCHES MINIMUM AND 2.013 INCHES MAXIMUM IN
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS3.025 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE2.000 INCHES IN
THREAD QUANTITY PER INCH4.5
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NUT HEIGHT1.925 INCHES MINIMUM AND 2.013 INCHES MAXIMUM IN
THREAD CLASS3B
NUT STYLEHEXAGON
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 8 STYLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
FFN836TYPE2STYLE8Interchangeable
interchangeable cross-reference
interchangeable
174825Interchangeable
interchangeable cross-reference
interchangeable
82226S61-181PC11Interchangeable
interchangeable cross-reference
interchangeable
10X16Interchangeable
interchangeable cross-reference
interchangeable
ENJ27-1PC18Interchangeable
interchangeable cross-reference
interchangeable
FFN836GPBTYPE4STYLE3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DS863?
DS863 is a NUT,PLAIN,HEXAGON.
What parts can replace DS863?
There are 17 known substitutes for DS863: FFN836TYPE2STYLE8, 174825, 82226S61-181PC11 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DS863?
DS863 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-9812. This indicates validated use in U.S. government and defense supply chains.
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