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21WC0832 — NUT,SELF-LOCKING,WING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

21WC0832: NUT,SELF-LOCKING,WING.

The NUT,SELF-LOCKING,WING is a the manufacturer industrial component. Key specifications include material: ZINC ALLOY FIRST END, nut_style: WING, thread_class: 2B, body_diameter: 0.375 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-256-9251, 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
21WC0832
NSN: 5310-01-256-9251
FSC: 5310 — Nuts and Washers
CAGE: 27601 — AERO STOP NUT CORP (USA)
SPECIFICATIONS
materialZINC ALLOY FIRST END
nut_styleWING
thread_class2B
body_diameter0.375 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_height0.500 INCHES NOMINAL IN
locking_featurePREVAILING TORQUE ALL NONMETALLIC DESIGN
thread_directionRIGHT-HAND
wing_spread_width1.031 INCHES NOMINAL IN
fabrication_methodCAST
nominal_thread_size0.164 INCHES IN
hole_configuration_styleCONFIGURATION K
NSN5310-01-256-9251
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 21WC0832 · 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
•
BODY DIAMETER: 0.375 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
HOLE CONFIGURATION STYLE: CONFIGURATION K
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL NONMETALLIC DESIGN
•
NUT STYLE: WING
TECHNICAL CHARACTERISTICS
BODY DIAMETER0.375 INCHES NOMINAL IN
OVERALL HEIGHT0.500 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
HOLE CONFIGURATION STYLECONFIGURATION K
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.164 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL NONMETALLIC DESIGN
NUT STYLEWING
THREAD CLASS2B
THREAD QUANTITY PER INCH32
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
0N359733-1Same 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 21WC0832?
21WC0832 is a NUT,SELF-LOCKING,WING.
What parts can replace 21WC0832?
There is 1 known substitute for 21WC0832: 0N359733-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 21WC0832?
21WC0832 is cataloged in the U.S. Government catalog under NSN 5310-01-256-9251. This indicates validated use in U.S. government and defense supply chains.
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