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AC2270 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

AC2270: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 8.5 MILLIMETERS NOMINAL MM, outside_diameter: 14.8 MILLIMETERS NOMINAL MM, material_thickness: 2.0 MILLIMETERS NOMINAL MM, end_item_identification: 2541015610937. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-603-2255, 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
AC2270
NSN: 5310-01-603-2255
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
hole_diameter8.5 MILLIMETERS NOMINAL MM
outside_diameter14.8 MILLIMETERS NOMINAL MM
material_thickness2.0 MILLIMETERS NOMINAL MM
end_item_identification2541015610937
NSN5310-01-603-2255
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AC2270 · 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
•
OUTSIDE DIAMETER: 14.8 MILLIMETERS NOMINAL MM
•
MATERIAL THICKNESS: 2.0 MILLIMETERS NOMINAL MM
•
HOLE DIAMETER: 8.5 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER14.8 MILLIMETERS NOMINAL MM
MATERIAL THICKNESS2.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATION2541015610937
HOLE DIAMETER8.5 MILLIMETERS NOMINAL MM
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 AC2270?
AC2270 is a WASHER,LOCK.
What is the NSN for AC2270?
AC2270 is cataloged in the U.S. Government catalog under NSN 5310-01-603-2255. 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.