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863T2100052 — PLATE,MOUNTING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

863T2100052: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include width: 1.250 INCHES NOMINAL IN, length: 1.750 INCHES NOMINAL IN, diameter: 1.000 INCHES NOMINAL IN, material: STEEL COMP 304 OVERALL, hole_diameter: 0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN, overall_width: 2.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-259-7779, 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
863T2100052
NSN: 5310-01-259-7779
NIINs: 012597779, 012598363, 012598364, 012598411, 012598438, 012598439
FSC: 5310 — Nuts and Washers
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
width1.250 INCHES NOMINAL IN
length1.750 INCHES NOMINAL IN
diameter1.000 INCHES NOMINAL IN
materialSTEEL COMP 304 OVERALL
hole_diameter0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
overall_width2.750 INCHES NOMINAL IN
thread_length0.750 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
overall_height1.180 INCHES NOMINAL IN
flange_diameter0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM IN
fork_span_width1.625 INCHES NOMINAL IN
flange_thickness0.200 INCHES NOMINAL IN
special_featuresUSED ON PEACEKEEPER T&H
NSN5310-01-259-7779
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 863T2100052 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESUSED ON PEACEKEEPER T&H
SUBSTITUTES & CROSS-REFERENCES 1
863T2100052-024Reference 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 863T2100052?
863T2100052 is a PLATE,MOUNTING.
What parts can replace 863T2100052?
There is 1 known substitute for 863T2100052: 863T2100052-024. Substitute compatibility should be verified for your specific system.
What is the NSN for 863T2100052?
863T2100052 is cataloged in the U.S. Government catalog under NSN 5310-01-259-7779. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.