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6410-31-102-4101 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6410-31-102-4101: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OR STEEL COMP 302 OVERALL, hole_diameter: 3.280 INCHES MINIMUM AND 3.290 INCHES MAXIMUM IN, outside_diameter: 3.582 INCHES NOMINAL IN, special_features: KEYS POSITIONS 1 AND 10 PREBENT, style_designator: KEY, material_thickness: 0.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-486-1959, 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
6410-31-102-4101
NSN: 5310-00-486-1959
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OR STEEL COMP 302 OVERALL
hole_diameter3.280 INCHES MINIMUM AND 3.290 INCHES MAXIMUM IN
outside_diameter3.582 INCHES NOMINAL IN
special_featuresKEYS POSITIONS 1 AND 10 PREBENT
style_designatorKEY
material_thickness0.063 INCHES NOMINAL IN
external_key_quantity19
external_straight_key_width0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
overall_distance_including_keys4.125 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5059 ANNEALED MIL SPEC ALL MATERIAL RESPONSES OVERALL
NSN5310-00-486-1959
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6410-31-102-4101 · 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
•
OVERALL DISTANCE INCLUDING KEYS: 4.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059 ANNEALED MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
OUTSIDE DIAMETER: 3.582 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
•
EXTERNAL KEY QUANTITY: 19
TECHNICAL CHARACTERISTICS
OVERALL DISTANCE INCLUDING KEYS4.125 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 ANNEALED MIL SPEC ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER3.582 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY19
SPECIAL FEATURESKEYS POSITIONS 1 AND 10 PREBENT
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OVERALL
HOLE DIAMETER3.280 INCHES MINIMUM AND 3.290 INCHES MAXIMUM 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6410-31-102-4101?
6410-31-102-4101 is a WASHER,KEY.
What is the NSN for 6410-31-102-4101?
6410-31-102-4101 is cataloged in the U.S. Government catalog under NSN 5310-00-486-1959. This indicates validated use in U.S. government and defense supply chains.
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