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AEW07X75R000SE4A11 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

AEW07X75R000SE4A11: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 0.753 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN, outside_diameter: 1.265 INCHES MAXIMUM IN, special_features: ON MRAP 1 SPECIAL TOOLS LIST, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.188 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-570-4869, 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
AEW07X75R000SE4A11
NSN: 5310-01-570-4869
FSC: 5310 — Nuts and Washers
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter0.753 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
outside_diameter1.265 INCHES MAXIMUM IN
special_featuresON MRAP 1 SPECIAL TOOLS LIST
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.188 INCHES MINIMUM IN
end_item_identificationMRAP - UNIQUE NSN - RG33 CAT I
part_name_assigned_by_controlling_agencyHELICAL SPRING-LOCK WASHER
NSN5310-01-570-4869
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AEW07X75R000SE4A11 · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 1.265 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.188 INCHES MINIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 0.753 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER1.265 INCHES MAXIMUM IN
MATERIAL THICKNESS0.188 INCHES MINIMUM IN
SPECIAL FEATURESON MRAP 1 SPECIAL TOOLS LIST
PART NAME ASSIGNED BY CONTROLLING AGENCYHELICAL SPRING-LOCK WASHER
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - RG33 CAT I
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER0.753 INCHES MINIMUM AND 0.766 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 1
W211NAA0075NN421NNAB1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AEW07X75R000SE4A11?
AEW07X75R000SE4A11 is a WASHER,LOCK.
What parts can replace AEW07X75R000SE4A11?
There is 1 known substitute for AEW07X75R000SE4A11: W211NAA0075NN421NNAB1. Substitute compatibility should be verified for your specific system.
What is the NSN for AEW07X75R000SE4A11?
AEW07X75R000SE4A11 is cataloged in the U.S. Government catalog under NSN 5310-01-570-4869. 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.