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6565-11-143-3102 — NUT,SELF-LOCKING,CAP

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6565-11-143-3102: NUT,SELF-LOCKING,CAP.

The NUT,SELF-LOCKING,CAP is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, nut_style: CAP, nut_height: 0.750 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT (UNJ), hardness_rating: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-107-5797, 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
6565-11-143-3102
NSN: 5310-01-107-5797
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
nut_styleCAP
nut_height0.750 INCHES NOMINAL IN
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT (UNJ)
hardness_rating34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
width_across_flats1.109 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN
nominal_thread_size0.938 INCHES IN
bearing_surface_typeFLAT
drilled_hole_diameter0.055 INCHES NOMINAL IN
hole_type_and_quantity6 DRILLED
NSN5310-01-107-5797
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6565-11-143-3102 · 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
•
WIDTH ACROSS FLATS: 1.109 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT (UNJ)
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
•
HOLE CONFIGURATION STYLE: CONFIGURATION A
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-A-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.938 INCHES IN
•
NUT HEIGHT: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS1.109 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT (UNJ)
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION A
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.938 INCHES IN
NUT HEIGHT0.750 INCHES NOMINAL IN
DRILLED HOLE DIAMETER0.055 INCHES NOMINAL IN
NUT STYLECAP
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

No substitute or cross-reference records for this part.

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 6565-11-143-3102?
6565-11-143-3102 is a NUT,SELF-LOCKING,CAP.
What is the NSN for 6565-11-143-3102?
6565-11-143-3102 is cataloged in the U.S. Government catalog under NSN 5310-01-107-5797. This indicates validated use in U.S. government and defense supply chains.
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