PartsTable
Technical Data Sheet
3990G9069 ✓ 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

NUT,SELF-LOCKING,CONE SEAT,HEXAG. Key specifications include material: STEEL COMP 1212 OR STEEL COMP 1213 OR STEEL COMP 1120 OVERALL, nut_style: CONE SEAT, HEXAGON, nut_height: 0.500 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNF, cone_seat_angle: 45.00 DEGREES NOMINAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-364-2737, 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
3990G9069
NSN: 5310-00-364-2737
FSC: 5310
CAGE: 66821 — YALE SECURITY INC. DBA NORTON DOOR CONTROL (USA)
SPECIFICATIONS
materialSTEEL COMP 1212 OR STEEL COMP 1213 OR STEEL COMP 1120 OVERALL
nut_styleCONE SEAT, HEXAGON
nut_height0.500 INCHES NOMINAL IN
thread_class3B
thread_seriesUNF
cone_seat_angle45.00 DEGREES NOMINAL
locking_featurePREVAILING TORQUE ALL METAL DESIGN
special_featuresSIX EQUALLY SPACED SLOTS 0.031 INCHES IN WIDTH BY 0.188 INCH DEEP AT BEARING SURFACE END IN
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats0.562 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES IN
NSN5310-00-364-2737
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3990G9069 · 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
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
NUT STYLE: CONE SEAT, HEXAGON
NOMINAL THREAD SIZE: 0.375 INCHES IN
THREAD QUANTITY PER INCH: 24
CONE SEAT ANGLE: 45.00 DEGREES NOMINAL
THREAD SERIES: UNF
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS (FLIS)
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT STYLECONE SEAT, HEXAGON
SPECIAL FEATURESSIX EQUALLY SPACED SLOTS 0.031 INCHES IN WIDTH BY 0.188 INCH DEEP AT BEARING SURFACE END IN
NOMINAL THREAD SIZE0.375 INCHES IN
THREAD QUANTITY PER INCH24
CONE SEAT ANGLE45.00 DEGREES NOMINAL
THREAD SERIESUNF
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS0.562 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
852-606Interchangeable
interchangeable cross-reference
interchangeable
706Interchangeable
interchangeable cross-reference
interchangeable
7300Interchangeable
interchangeable cross-reference
interchangeable
1088958Interchangeable
interchangeable cross-reference
interchangeable
623370Interchangeable
Same NIIN cross-reference
interchangeable
7410917Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3990G9069?
3990G9069 is a NUT,SELF-LOCKING,CONE SEAT,HEXAG.
What parts can replace 3990G9069?
There are 7 known substitutes for 3990G9069: 852-606, 706, 7300 and 4 more. Substitute compatibility should be verified for your specific system.
Is 3990G9069 still available?
3990G9069 is currently cancelled.
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