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2532993-28 — NUT,SELF-LOCKING,CLINCH

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2532993-28: NUT,SELF-LOCKING,CLINCH.

The NUT,SELF-LOCKING,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL COMP 5155 OR STEEL COMP 303 PLUS X NUT, nut_style: CLINCH, nut_height: 0.486 INCHES MINIMUM AND 0.491 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, pilot_length: 0.129 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-836-7674, 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
2532993-28
NSN: 5310-00-836-7674
NIINs: 008367674, 012782007
FSC: 5310 — Nuts and Washers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 5155 OR STEEL COMP 303 PLUS X NUT
nut_styleCLINCH
nut_height0.486 INCHES MINIMUM AND 0.491 INCHES MAXIMUM IN
lubricationSOLUBLE LUBRICANT
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
pilot_length0.129 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
pilot_diameter0.357 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE NUT
NSN5310-00-836-7674
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2532993-28 · 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: 0.255 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
PILOT DIAMETER: 0.187 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
•
PILOT LENGTH: 0.129 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
•
NUT HEIGHT: 0.270 INCHES MINIMUM AND 0.282 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.255 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.112 INCHES IN
PILOT DIAMETER0.187 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
PILOT LENGTH0.129 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT0.270 INCHES MINIMUM AND 0.282 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OR PASSIVATE OVERALL EXCEPT INSERT
NUT STYLECLINCH
SUBSTITUTES & CROSS-REFERENCES 2
9170796-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
79NC4-40Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 2532993-28?
2532993-28 is a NUT,SELF-LOCKING,CLINCH.
What parts can replace 2532993-28?
There are 2 known substitutes for 2532993-28: 9170796-1, 79NC4-40. Substitute compatibility should be verified for your specific system.
What is the NSN for 2532993-28?
2532993-28 is cataloged in the U.S. Government catalog under NSN 5310-00-836-7674. This indicates validated use in U.S. government and defense supply chains.
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