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91862A516 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

91862A516: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, thread_series: UNEF, hardness_rating: 44.0 ROCKWELL B NOMINAL, special_features: NUT HEIGHT 1/4IN, WIDTH 5/16IN, BRASS IN, thread_direction: RIGHT-HAND, nominal_thread_size: 0.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-568-3012, 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
91862A516
NSN: 5310-01-568-3012
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
nut_styleHEXAGON
thread_seriesUNEF
hardness_rating44.0 ROCKWELL B NOMINAL
special_featuresNUT HEIGHT 1/4IN, WIDTH 5/16IN, BRASS IN
thread_directionRIGHT-HAND
nominal_thread_size0.250 INCHES IN
end_item_identificationNSN 2350-01-560-2318
thread_quantity_per_inch32
NSN5310-01-568-3012
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91862A516 · 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 SERIES: UNEF
•
HARDNESS RATING: 44.0 ROCKWELL B NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT STYLE: HEXAGON
•
THREAD QUANTITY PER INCH: 32
TECHNICAL CHARACTERISTICS
THREAD SERIESUNEF
HARDNESS RATING44.0 ROCKWELL B NOMINAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
SPECIAL FEATURESNUT HEIGHT 1/4IN, WIDTH 5/16IN, BRASS IN
NUT STYLEHEXAGON
END ITEM IDENTIFICATIONNSN 2350-01-560-2318
THREAD QUANTITY PER INCH32
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91862A516?
91862A516 is a NUT,PLAIN,HEXAGON.
What is the NSN for 91862A516?
91862A516 is cataloged in the U.S. Government catalog under NSN 5310-01-568-3012. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.