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PartsTable / COMPONENT / 12Z10002-801
12Z10002-801 ✓ 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,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 0.484 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN, outside_diameter: 0.719 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN, style_designator: KEY, material_thickness: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, external_prebent_key_width: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, internal_prebent_key_width: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-205-8247, 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
12Z10002-801
NSN: 5310-00-205-8247
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
hole_diameter0.484 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN
outside_diameter0.719 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN
style_designatorKEY
material_thickness0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
external_key_quantity9
external_prebent_key_width0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
internal_prebent_key_width0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
internal_prebent_key_length0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
overall_distance_including_keys1.016 INCHES MAXIMUM IN
material_document_and_classificationFED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-205-8247
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12Z10002-801 · 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: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
INTERNAL PREBENT KEY WIDTH: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.484 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 1.016 INCHES MAXIMUM IN
•
EXTERNAL KEY QUANTITY: 9
•
INTERNAL PREBENT KEY LENGTH: 0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
INTERNAL PREBENT KEY WIDTH0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
MATERIAL THICKNESS0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
HOLE DIAMETER0.484 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS1.016 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY9
INTERNAL PREBENT KEY LENGTH0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1026 OR STEEL COMP 1030 OR STEEL COMP 1034 OR STEEL COMP 1035 OVERALL
OUTSIDE DIAMETER0.719 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
702001Interchangeable
interchangeable cross-reference
interchangeable
704001Interchangeable
interchangeable cross-reference
interchangeable
PL 91524Interchangeable
interchangeable cross-reference
interchangeable
91524Interchangeable
interchangeable cross-reference
interchangeable
AES30724-00Interchangeable
interchangeable cross-reference
interchangeable
33073-100-323Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12Z10002-801?
12Z10002-801 is a WASHER,KEY.
What parts can replace 12Z10002-801?
There are 14 known substitutes for 12Z10002-801: 702001, 704001, PL 91524 and 11 more. Substitute compatibility should be verified for your specific system.
Is 12Z10002-801 still available?
12Z10002-801 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026