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Technical Data Sheet
PartsTable / COMPONENT / 732013-10
732013-10 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, thickness: 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN, hole_diameter: 0.231 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES BOTTOM, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, overall_diameter: 0.325 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-908-6156, 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
732013-10
NSN: 5310-00-908-6156
FSC: 5310
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
thickness0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
hole_diameter0.231 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES BOTTOM
hardness_rating25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
overall_diameter0.325 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-908-6156
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 732013-10 · 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
•
HOLE DIAMETER: 0.231 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE FINISH: 32.0 MICROINCHES BOTTOM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 416 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.231 INCHES MINIMUM AND 0.237 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE FINISH32.0 MICROINCHES BOTTOM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 416 OVERALL
SURFACE FINISH32.0 MICROINCHES TOP
THICKNESS0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
88-36850Interchangeable
interchangeable cross-reference
interchangeable
HG74MInterchangeable
interchangeable cross-reference
interchangeable
AA51166B-1A5BInterchangeable
interchangeable cross-reference
interchangeable
D28719Interchangeable
interchangeable cross-reference
interchangeable
28719Interchangeable
interchangeable cross-reference
interchangeable
X111Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 732013-10?
732013-10 is a WASHER,FLAT.
What parts can replace 732013-10?
There are 16 known substitutes for 732013-10: 88-36850, HG74M, AA51166B-1A5B and 13 more. Substitute compatibility should be verified for your specific system.
Is 732013-10 still available?
732013-10 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