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3269544 — WASHER,SLOTTED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3269544: WASHER,SLOTTED.

The WASHER,SLOTTED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, hole_diameter: 0.250 INCHES NOMINAL IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 44.00 ROCKWELL C MAXIMUM, outside_diameter: 0.555 INCHES NOMINAL IN, style_designator: SLOTTED, material_thickness: 0.100 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-138-4808, 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
3269544
NSN: 5310-01-138-4808
FSC: 5310 — Nuts and Washers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
hole_diameter0.250 INCHES NOMINAL IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 44.00 ROCKWELL C MAXIMUM
outside_diameter0.555 INCHES NOMINAL IN
style_designatorSLOTTED
material_thickness0.100 INCHES NOMINAL IN
NSN5310-01-138-4808
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3269544 · 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
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 44.00 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SLOTTED
•
OUTSIDE DIAMETER: 0.555 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.100 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4340 OVERALL
•
HOLE DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 44.00 ROCKWELL C MAXIMUM
STYLE DESIGNATORSLOTTED
OUTSIDE DIAMETER0.555 INCHES NOMINAL IN
MATERIAL THICKNESS0.100 INCHES NOMINAL IN
MATERIALSTEEL COMP 4340 OVERALL
HOLE DIAMETER0.250 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 1
5310PL1940144Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 3269544?
3269544 is a WASHER,SLOTTED.
What parts can replace 3269544?
There is 1 known substitute for 3269544: 5310PL1940144. Substitute compatibility should be verified for your specific system.
What is the NSN for 3269544?
3269544 is cataloged in the U.S. Government catalog under NSN 5310-01-138-4808. 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.