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Technical Data Sheet
PartsTable / COMPONENT / XX-78333
XX-78333 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The STUD,TURNBUTTON FASTENER is a the manufacturer industrial component. Key specifications include height: 0.938 INCHES NOMINAL0.938 INCHES NOMINAL IN, material: STEEL WASHER, base_width: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN, end_length: 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN, base_length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN, button_width: 0.531 INCHES NOMINAL0.531 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-051-2780, 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
XX-78333
NSN: 5325-01-051-2780
FSC: 5325
CAGE: 61864 — TRW ASSEMBLIES AND FASTENERS GROUP (USA)
SPECIFICATIONS
height0.938 INCHES NOMINAL0.938 INCHES NOMINAL IN
materialSTEEL WASHER
base_width0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
end_length0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
base_length0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
button_width0.531 INCHES NOMINAL0.531 INCHES NOMINAL IN
button_thickness0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
surface_treatmentNICKEL STUD
plate_overall_width0.547 INCHES NOMINAL0.547 INCHES NOMINAL IN
plate_overall_length0.828 INCHES NOMINAL0.828 INCHES NOMINAL IN
turnbutton_stud_stylePRONGPRONG
socket_accommodated_quantity22
NSN5325-01-051-2780
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: XX-78333 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT: NICKEL STUD
•
SOCKET ACCOMMODATED QUANTITY: 22
•
MATERIAL: COPPER ALLOY STUD
•
BASE WIDTH: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
•
BASE LENGTH: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
•
TURNBUTTON CLINCH PLATE STYLE: CLINCH PLATECLINCH PLATE
•
BUTTON THICKNESS: 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
•
TURNBUTTON STUD STYLE: PRONGPRONG
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTNICKEL STUD
SOCKET ACCOMMODATED QUANTITY22
MATERIALCOPPER ALLOY STUD
BASE WIDTH0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
BASE LENGTH0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
TURNBUTTON CLINCH PLATE STYLECLINCH PLATECLINCH PLATE
BUTTON THICKNESS0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
TURNBUTTON STUD STYLEPRONGPRONG
HEIGHT0.938 INCHES NOMINAL0.938 INCHES NOMINAL IN
END LENGTH0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
0712-000007Interchangeable
interchangeable cross-reference
interchangeable
4030S28Interchangeable
interchangeable cross-reference
interchangeable
1953-30Interchangeable
interchangeable cross-reference
interchangeable
TYPERSInterchangeable
interchangeable cross-reference
interchangeable
783-32Interchangeable
interchangeable cross-reference
interchangeable
50646Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is XX-78333?
XX-78333 is a STUD,TURNBUTTON FASTENER.
What parts can replace XX-78333?
There are 9 known substitutes for XX-78333: 0712-000007, 4030S28, 1953-30 and 6 more. Substitute compatibility should be verified for your specific system.
Is XX-78333 still available?
XX-78333 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026