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FE-0420-MD — NUT,SELF-LOCKING,CLINCH

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

FE-0420-MD: NUT,SELF-LOCKING,CLINCH.

The NUT,SELF-LOCKING,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: CLINCH, nut_height: 0.180 INCHES NOMINAL IN, lubrication: DRY FILM LUBRICANT, nut_diameter: 0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN, pilot_length: 0.060 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-699-0378, 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
FE-0420-MD
NSN: 5310-01-699-0378
FSC: 5310 — Nuts and Washers
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleCLINCH
nut_height0.180 INCHES NOMINAL IN
lubricationDRY FILM LUBRICANT
nut_diameter0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
pilot_length0.060 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
pilot_diameter0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
hardness_rating70.0 ROCKWELL B MINIMUM AND 125.0 ROCKWELL B MAXIMUM
locking_featurePREVAILING TORQUE ALL METAL DESIGN
special_features300 SERIES SST
NSN5310-01-699-0378
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FE-0420-MD · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
HARDNESS RATING: 70.0 ROCKWELL B MINIMUM AND 125.0 ROCKWELL B MAXIMUM
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT DIAMETER: 0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
•
PILOT DIAMETER: 0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
•
PILOT LENGTH: 0.060 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING70.0 ROCKWELL B MINIMUM AND 125.0 ROCKWELL B MAXIMUM
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
NUT DIAMETER0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
PILOT DIAMETER0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
PILOT LENGTH0.060 INCHES MAXIMUM IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT0.180 INCHES NOMINAL IN
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FE-0420-MD?
FE-0420-MD is a NUT,SELF-LOCKING,CLINCH.
What is the NSN for FE-0420-MD?
FE-0420-MD is cataloged in the U.S. Government catalog under NSN 5310-01-699-0378. This indicates validated use in U.S. government and defense supply chains.
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