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919585 ✓ 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

NUT,SELF-LOCKING,SINGLE BALL SEA. Key specifications include material: STEEL OVERALL, nut_style: SINGLE BALL SEAT, HEXAGON, nut_height: 0.632 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-931-8182, 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
919585
NSN: 5310-00-931-8182
FSC: 5310
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSINGLE BALL SEAT, HEXAGON
nut_height0.632 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
width_across_flats1.312 INCHES NOMINAL IN
nominal_thread_size0.875 INCHES IN
thread_quantity_per_inch14
NSN5310-00-931-8182
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 919585 · 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
•
NUT STYLE: SINGLE BALL SEAT, HEXAGON
•
THREAD QUANTITY PER INCH: 14
•
NUT HEIGHT: 0.632 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 1.312 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.875 INCHES IN
•
THREAD SERIES: UNF
•
MATERIAL: STEEL OVERALL
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLESINGLE BALL SEAT, HEXAGON
THREAD QUANTITY PER INCH14
NUT HEIGHT0.632 INCHES NOMINAL IN
WIDTH ACROSS FLATS1.312 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.875 INCHES IN
THREAD SERIESUNF
MATERIALSTEEL OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
855066Interchangeable
interchangeable cross-reference
interchangeable
7M9957Interchangeable
interchangeable cross-reference
interchangeable
AT12948TInterchangeable
interchangeable cross-reference
interchangeable
L-S-300Interchangeable
interchangeable cross-reference
interchangeable
3271Interchangeable
interchangeable cross-reference
interchangeable
L-S-300 TY2CL1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 919585?
919585 is a NUT,SELF-LOCKING,SINGLE BALL SEA.
What parts can replace 919585?
There are 17 known substitutes for 919585: 855066, 7M9957, AT12948T and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 919585?
919585 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-931-8182. 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