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Technical Data Sheet
PartsTable / COMPONENT / 537802
537802 ✓ 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 CUP AND LUGS,SPEED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: SINGLE BALL SEAT, HEXAGON, nut_height: 0.875 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-208-0198, 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
537802
NSN: 5306-00-208-0198
FSC: 5306
CAGE: 28839 — TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSINGLE BALL SEAT, HEXAGON
nut_height0.875 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
locking_featurePREVAILING TORQUE ALL METAL DESIGN
ball_seat_radius0.875 INCHES NOMINAL IN
thread_directionLEFT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
width_across_flats1.480 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
nominal_thread_size0.750 INCHES IN
thread_quantity_per_inch16
NSN5306-00-208-0198
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 537802 · 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
•
THREAD LENGTH: 0.531 INCHES MINIMUM IN
•
HEAD HEIGHT: 0.156 INCHES NOMINAL IN
•
MINIMUM TENSILE STRENGTH: 136000 POUNDS PER SQUARE INCH LBS
•
FEATURES PROVIDED: CASEHARDENED AND FINISHED HEAD
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
GRIP LENGTH: 0.630 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
FASTENER LENGTH: 1.156 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.531 INCHES MINIMUM IN
HEAD HEIGHT0.156 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH136000 POUNDS PER SQUARE INCH LBS
FEATURES PROVIDEDCASEHARDENED AND FINISHED HEAD
NOMINAL THREAD DIAMETER0.250 INCHES IN
GRIP LENGTH0.630 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
FASTENER LENGTH1.156 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
EV5301Interchangeable
interchangeable cross-reference
interchangeable
537802Interchangeable
interchangeable cross-reference
interchangeable
37889Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 537802?
537802 is a CUP AND LUGS,SPEED.
What parts can replace 537802?
There are 3 known substitutes for 537802: EV5301, 537802, 37889. Substitute compatibility should be verified for your specific system.
Is 537802 still available?
537802 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