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ZA21-2860-054 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ZA21-2860-054: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 NUT, nut_style: PLATE, nut_height: 0.458 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN, nut_length: 1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM IN, plate_width: 0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-687-6511, 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
ZA21-2860-054
NSN: 5310-00-687-6511
FSC: 5310 — Nuts and Washers
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
materialIRON ALLOY 660 NUT
nut_stylePLATE
nut_height0.458 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN
nut_length1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM IN
plate_width0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
locking_featurePREVAILING TORQUE ALL METAL DESIGN
plate_thickness0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFLOATING NUT
surface_treatmentSILVER NUT
NSN5310-00-687-6511
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ZA21-2860-054 · 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
•
PLATE THICKNESS: 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
•
NUT LENGTH: 1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM IN
•
THREAD SERIES: UNF
•
PLATE WIDTH: 0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5510 ASSN STD 1ST MATERIAL RESPONSE BASE
•
MOUNTING HOLE DIAMETER: 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
PLATE THICKNESS0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
NUT LENGTH1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM IN
THREAD SERIESUNF
PLATE WIDTH0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5510 ASSN STD 1ST MATERIAL RESPONSE BASE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD 2ND MATERIAL RESPONSE NUT
MOUNTING HOLE DIAMETER0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
FEATURES PROVIDEDFLOATING NUT
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 1
305803Reference document
Same NSN cross-reference
Reference document — Secondary 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 ZA21-2860-054?
ZA21-2860-054 is a NUT,SELF-LOCKING,PLATE.
What parts can replace ZA21-2860-054?
There is 1 known substitute for ZA21-2860-054: 305803. Substitute compatibility should be verified for your specific system.
What is the NSN for ZA21-2860-054?
ZA21-2860-054 is cataloged in the U.S. Government catalog under NSN 5310-00-687-6511. This indicates validated use in U.S. government and defense supply chains.
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