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PartsTable / COMPONENT / 345894PC213
345894PC213 ✓ 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,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, hole_diameter: 0.763 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN, outside_diameter: 1.312 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.187 INCHES NOMINAL IN, material_document_and_classification: QQ-S-763,TY C FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-262-3491, 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
345894PC213
NSN: 5310-00-262-3491
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
hole_diameter0.763 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
outside_diameter1.312 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.187 INCHES NOMINAL IN
material_document_and_classificationQQ-S-763,TY C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-262-3491
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 345894PC213 · 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: 1.312 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 304 OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
HOLE DIAMETER: 0.763 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.187 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,TY C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.312 INCHES NOMINAL IN
MATERIALSTEEL COMP 304 OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
HOLE DIAMETER0.763 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
MATERIAL THICKNESS0.187 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,TY C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
345894PC203Interchangeable
interchangeable cross-reference
interchangeable
158255PC46Interchangeable
interchangeable cross-reference
interchangeable
FFW84CLASSCInterchangeable
interchangeable cross-reference
interchangeable
345894PC204Interchangeable
interchangeable cross-reference
interchangeable
414908PC20Interchangeable
interchangeable cross-reference
interchangeable
NAS1676C416Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 345894PC213?
345894PC213 is a WASHER,LOCK.
What parts can replace 345894PC213?
There are 13 known substitutes for 345894PC213: 345894PC203, 158255PC46, FFW84CLASSC and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 345894PC213?
345894PC213 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-262-3491. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026