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94855A216 — NUT,PLAIN,SQUARE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

94855A216: NUT,PLAIN,SQUARE.

The NUT,PLAIN,SQUARE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: SQUARE, thread_series: UNIFIED NATIONAL COARSE (UNC), hardness_rating: 44.0 ROCKWELL C NOMINAL, thread_direction: RIGHT-HAND, surface_treatment: ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-574-4489, 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
94855A216
NSN: 5310-01-574-4489
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSQUARE
thread_seriesUNIFIED NATIONAL COARSE (UNC)
hardness_rating44.0 ROCKWELL C NOMINAL
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
nominal_thread_size8.0 MILLIMETERS MM
bearing_surface_typeFLAT
end_item_identification4520-01-566-6669, HEATER,WATER 400,00
thread_quantity_per_inch32
part_name_assigned_by_controlling_agencyFLAT SQUARE NUT
NSN5310-01-574-4489
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 94855A216 · 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: UNIFIED NATIONAL COARSE (UNC)
•
HARDNESS RATING: 44.0 ROCKWELL C NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 8.0 MILLIMETERS MM
•
SURFACE TREATMENT: ZINC OVERALL
•
NUT STYLE: SQUARE
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING44.0 ROCKWELL C NOMINAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE8.0 MILLIMETERS MM
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYFLAT SQUARE NUT
NUT STYLESQUARE
END ITEM IDENTIFICATION4520-01-566-6669, HEATER,WATER 400,00
THREAD QUANTITY PER INCH32
MATERIALSTEEL OVERALL
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 94855A216?
94855A216 is a NUT,PLAIN,SQUARE.
What is the NSN for 94855A216?
94855A216 is cataloged in the U.S. Government catalog under NSN 5310-01-574-4489. 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.