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CA3440-3DBC — NUT,SELF-LOCKING,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

CA3440-3DBC: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: PLATE, nut_height: 0.250 INCHES NOMINAL IN, nut_length: 0.781 INCHES NOMINAL IN, lubrication: DRY FILM LUBRICANT, plate_width: 0.386 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-599-1723, 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
CA3440-3DBC
NSN: 5310-01-599-1723
FSC: 5310 — Nuts and Washers
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_stylePLATE
nut_height0.250 INCHES NOMINAL IN
nut_length0.781 INCHES NOMINAL IN
lubricationDRY FILM LUBRICANT
plate_width0.386 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
locking_featurePREVAILING TORQUE ALL METAL DESIGN
plate_thickness0.020 INCHES NOMINAL IN
special_features4LEAD THREAD;FLUSH HEAD;NUT PLATE SHALL MEET REQUIREMENTS OF MIL-N-25027
thread_directionRIGHT-HAND
NSN5310-01-599-1723
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CA3440-3DBC · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
PLATE THICKNESS: 0.020 INCHES NOMINAL IN
•
NUT LENGTH: 0.781 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE AND QQ-S-763 FED SPEC SINGLE TREATMENT RESPONSE NUT
•
THREAD SERIES: UNF
•
PLATE WIDTH: 0.386 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: ILSTD130 MIL SPEC 10TH MATERIAL RESPONSE AND IL-N-25027 MIL SPEC 10TH MATERIAL RESPONSE NUT
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
PLATE THICKNESS0.020 INCHES NOMINAL IN
NUT LENGTH0.781 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE AND QQ-S-763 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIESUNF
PLATE WIDTH0.386 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONILSTD130 MIL SPEC 10TH MATERIAL RESPONSE AND IL-N-25027 MIL SPEC 10TH MATERIAL RESPONSE NUT
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM IN
FEATURES PROVIDEDFLOATING NUT
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
389498-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CA3440-3DBC?
CA3440-3DBC is a NUT,SELF-LOCKING,PLATE.
What parts can replace CA3440-3DBC?
There is 1 known substitute for CA3440-3DBC: 389498-3. Substitute compatibility should be verified for your specific system.
What is the NSN for CA3440-3DBC?
CA3440-3DBC is cataloged in the U.S. Government catalog under NSN 5310-01-599-1723. This indicates validated use in U.S. government and defense supply chains.
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