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Technical Data Sheet
PartsTable / COMPONENT / 68A9-86
68A9-86 ✓ 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 NUT,PLAIN,PLATE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL, nut_style: PLATE, nut_height: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN, nut_length: 0.953 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN, plate_width: 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-285-5562, 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
68A9-86
NSN: 5310-00-285-5562
FSC: 5310
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL
nut_stylePLATE
nut_height0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
nut_length0.953 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN
plate_width0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class2B
thread_seriesUNF
plate_thickness0.031 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle81.5 DEGREES MINIMUM AND 82.5 DEGREES MAXIMUM NUT
surface_treatmentANODIZE OVERALL
NSN5310-00-285-5562
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 68A9-86 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-351-CANC FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-355 FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
THREAD SERIES: UNF
•
MATERIAL: ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: ANODIZE OVERALL
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
NUT MOUNTING PROVISION: STRAIGHT HOLES
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-351-CANC FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-355 FED SPEC 2ND MATERIAL RESPONSE OVERALL
THREAD SERIESUNF
MATERIALALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
NOMINAL THREAD SIZE0.164 INCHES IN
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
NUT MOUNTING PROVISIONSTRAIGHT HOLES
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.683 INCHES MINIMUM AND 0.693 INCHES MAXIMUM IN
NUT LENGTH0.953 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
1801-074Interchangeable
interchangeable cross-reference
interchangeable
52ZE074Interchangeable
interchangeable cross-reference
interchangeable
AN363-714Interchangeable
interchangeable cross-reference
interchangeable
N25027Interchangeable
interchangeable cross-reference
interchangeable
42ND36-070Interchangeable
interchangeable cross-reference
interchangeable
7422741P11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 68A9-86?
68A9-86 is a NUT,PLAIN,PLATE.
What parts can replace 68A9-86?
There are 17 known substitutes for 68A9-86: 1801-074, 52ZE074, AN363-714 and 14 more. Substitute compatibility should be verified for your specific system.
Is 68A9-86 still available?
68A9-86 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