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94820A225 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

94820A225: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.250 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-616-8783, 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
94820A225
NSN: 5310-01-616-8783
FSC: 5310 — Nuts and Washers
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.250 INCHES NOMINAL IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
locking_featurePREVAILING TORQUE ALL METAL DESIGN
special_featuresNUT IS ALSO KNOWN AS FLEXLOC NUT;SLOTTED TOP EXPANDS WHEN NUT IS TIGHTENED WHICH LOCKS NUT INTO PLACE
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.375 INCHES NOMINAL IN
nominal_thread_size0.1900 INCHES IN
bearing_surface_typeFLAT
NSN5310-01-616-8783
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 94820A225 · 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
•
WIDTH ACROSS FLATS: 0.375 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.1900 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
NUT HEIGHT: 0.250 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.375 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.1900 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT0.250 INCHES NOMINAL IN
SPECIAL FEATURESNUT IS ALSO KNOWN AS FLEXLOC NUT;SLOTTED TOP EXPANDS WHEN NUT IS TIGHTENED WHICH LOCKS NUT INTO PLACE
SURFACE TREATMENTCADMIUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYFLEX-TOP EXPANDING HEX LOCKNUT
NUT STYLEHEXAGON
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 94820A225?
94820A225 is a NUT,SELF-LOCKING,HEXAGON.
What is the NSN for 94820A225?
94820A225 is cataloged in the U.S. Government catalog under NSN 5310-01-616-8783. This indicates validated use in U.S. government and defense supply chains.
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