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PartsTable / COMPONENT / 682382A1
682382A1 ✓ 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

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.094 INCHES NOMINAL IN, hole_diameter: 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN, overall_diameter: 0.625 INCHES NOMINAL IN, center_hole_width: 0.225 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-086-9791, 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
682382A1
NSN: 5310-00-086-9791
FSC: 5310
CAGE: 05168 — ELSAG BAILEY INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.094 INCHES NOMINAL IN
hole_diameter0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
overall_diameter0.625 INCHES NOMINAL IN
center_hole_width0.225 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleDEE
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-086-9791
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 682382A1 · 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
•
HOLE DIAMETER: 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE WIDTH: 0.225 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
THICKNESS: 0.094 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: DEE
•
OVERALL DIAMETER: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE WIDTH0.225 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING OVERALL
THICKNESS0.094 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEDEE
OVERALL DIAMETER0.625 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
G300267S1Interchangeable
interchangeable cross-reference
interchangeable
S7Interchangeable
interchangeable cross-reference
interchangeable
F10Interchangeable
interchangeable cross-reference
interchangeable
281478-13Interchangeable
interchangeable cross-reference
interchangeable
BS5-1426-34Interchangeable
interchangeable cross-reference
interchangeable
75899Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 682382A1?
682382A1 is a WASHER,FLAT.
What parts can replace 682382A1?
There are 21 known substitutes for 682382A1: G300267S1, S7, F10 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 682382A1?
682382A1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-086-9791. 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