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N7460U ✓ 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 OVERALL, hole_diameter: 0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 1.100 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM OR ZINC OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-013-1140, 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
N7460U
NSN: 5310-00-013-1140
FSC: 5310
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter1.100 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OR ZINC OVERALL
material_thickness0.189 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
nondefinitive_spec/std_data3 STYLE AND A CLASS
material_document_and_classificationFED STD 66,AISI C1060 THRU C1080 OR SAE 1060 THRU 1080 FED STD 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
NSN5310-00-013-1140
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N7460U · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 3 STYLE AND A CLASS
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
OUTSIDE DIAMETER: 1.100 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.189 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
NONDEFINITIVE SPEC/STD DATA3 STYLE AND A CLASS
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
OUTSIDE DIAMETER1.100 INCHES MAXIMUM IN
MATERIAL THICKNESS0.189 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
MATERIALSTEEL OVERALL
HOLE DIAMETER0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI C1060 THRU C1080 OR SAE 1060 THRU 1080 FED STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
FFW84CLASSASTYLE3Interchangeable
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120638Interchangeable
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LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N7460U?
N7460U is a WASHER,LOCK.
What parts can replace N7460U?
There are 27 known substitutes for N7460U: FFW84CLASSASTYLE3, DX253, 34846S2 and 24 more. Substitute compatibility should be verified for your specific system.
Is N7460U still available?
N7460U is currently cancelled.
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Last verified: July 2026