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Technical Data Sheet
PartsTable / COMPONENT / 23111-99-0410
23111-99-0410 ✓ 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 hole_diameter: 0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.334 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM OR ZINC OVERALL, material_thickness: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-043-2226, 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
23111-99-0410
NSN: 5310-00-043-2226
FSC: 5310
CAGE: D9448 — RHEINMETALL LANDSYSTEME GMBH (DEU)
SPECIFICATIONS
hole_diameter0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.334 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OR ZINC OVERALL
material_thickness0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
nondefinitive_spec/std_data2 STYLE AND A CLASS
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OR AISI NATIONAL SPEC ALL MATERIAL RESPONSES OR SAE NATIONAL SPEC ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
NSN5310-00-043-2226
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 23111-99-0410 · 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: 0.334 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 2 STYLE AND A CLASS
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OR AISI NATIONAL SPEC ALL MATERIAL RESPONSES OR SAE NATIONAL SPEC ALL MATERIAL RESPONSES OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL THICKNESS: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.334 INCHES MAXIMUM IN
HOLE DIAMETER0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA2 STYLE AND A CLASS
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OR AISI NATIONAL SPEC ALL MATERIAL RESPONSES OR SAE NATIONAL SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL THICKNESS0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
346-10010Interchangeable
interchangeable cross-reference
interchangeable
0003.0032.KInterchangeable
interchangeable cross-reference
interchangeable
AN935C10LInterchangeable
interchangeable cross-reference
interchangeable
432226Interchangeable
Same NIIN cross-reference
interchangeable
25704-281200-33-0Interchangeable
Same NIIN cross-reference
interchangeable
N405P39BInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 23111-99-0410?
23111-99-0410 is a WASHER,LOCK.
What parts can replace 23111-99-0410?
There are 10 known substitutes for 23111-99-0410: 346-10010, 0003.0032.K, AN935C10L and 7 more. Substitute compatibility should be verified for your specific system.
Is 23111-99-0410 still available?
23111-99-0410 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