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Technical Data Sheet
PartsTable / COMPONENT / 5310PL0809864
5310PL0809864 ✓ 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: 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN, hole_diameter: 0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN, overall_diameter: 0.727 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-680-6745, 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
5310PL0809864
NSN: 5310-00-680-6745
FSC: 5310
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
thickness0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
hole_diameter0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
overall_diameter0.727 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
nondefinitive_spec/std_dataA TYPE AND 1 GRADE AND B CLASS
departure_from_cited_designatorAS MODIFIED BY THE MATERIAL SPEC
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-680-6745
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310PL0809864 · 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: 0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 416 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY THE MATERIAL SPEC
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
MATERIALSTEEL COMP 416 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
PERIPHERAL SHAPE STYLEROUND
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY THE MATERIAL SPEC
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NONDEFINITIVE SPEC/STD DATAA TYPE AND 1 GRADE AND B CLASS
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
2556G-16Interchangeable
interchangeable cross-reference
interchangeable
8924401-6Interchangeable
interchangeable cross-reference
interchangeable
9157794-10Interchangeable
interchangeable cross-reference
interchangeable
5310008805977Interchangeable
interchangeable cross-reference
interchangeable
MS15795-811Interchangeable
interchangeable cross-reference
interchangeable
58531Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5310PL0809864?
5310PL0809864 is a WASHER,FLAT.
What parts can replace 5310PL0809864?
There are 16 known substitutes for 5310PL0809864: 2556G-16, 8924401-6, 9157794-10 and 13 more. Substitute compatibility should be verified for your specific system.
Is 5310PL0809864 still available?
5310PL0809864 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