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Technical Data Sheet
PartsTable / COMPONENT / 10393773-016
10393773-016 ✓ 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,SELF-LOCKING,SPLINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1117 OVERALL EXCEPT INSERT, nut_style: SPLINE, nut_height: 0.313 INCHES NOMINAL IN, nut_diameter: 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN, pilot_length: 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, thread_class: 3B. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-808-2602, 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
10393773-016
NSN: 5310-00-808-2602
FSC: 5310
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 1117 OVERALL EXCEPT INSERT
nut_styleSPLINE
nut_height0.313 INCHES NOMINAL IN
nut_diameter0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
pilot_length0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
pilot_diameter0.384 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
surface_treatmentCADMIUM NUT
nominal_thread_size0.250 INCHES IN
NSN5310-00-808-2602
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10393773-016 · 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
•
THREAD CLASS: 3B
•
THREAD QUANTITY PER INCH: 28
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD SERIES: UNF
•
MATERIAL: PLASTIC POLYAMIDE NYLON LOCKING INSERT
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
•
SURFACE TREATMENT: CADMIUM NUT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3B
THREAD QUANTITY PER INCH28
NOMINAL THREAD SIZE0.250 INCHES IN
THREAD SERIESUNF
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
MATERIALSTEEL COMP 1117 OVERALL EXCEPT INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENTCADMIUM NUT
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.313 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
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 10393773-016?
10393773-016 is a NUT,SELF-LOCKING,SPLINE.
What parts can replace 10393773-016?
There are 18 known substitutes for 10393773-016: 1801-074, 52ZE074, AN363-714 and 15 more. Substitute compatibility should be verified for your specific system.
Is 10393773-016 still available?
10393773-016 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