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PartsTable / COMPONENT / HCE-503 CPSCR 1/4 UNCX3/4
HCE-503 CPSCR 1/4 UNCX3/4 ✓ 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 HCE-503 CPSCR 1/4 UNCX3/4 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-266-8559, 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
HCE-503 CPSCR 1/4 UNCX3/4
NSN: 5305-01-266-8559
FSC: 5305
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
Part NumberHCE-503 CPSCR 1/4 UNCX3/4
NSN5305-01-266-8559
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HCE-503 CPSCR 1/4 UNCX3/4 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
12949Interchangeable
interchangeable cross-reference
interchangeable
S10BInterchangeable
interchangeable cross-reference
interchangeable
7S10FEDERALInterchangeable
interchangeable cross-reference
interchangeable
7010BInterchangeable
interchangeable cross-reference
interchangeable
SAE-J512Interchangeable
interchangeable cross-reference
interchangeable
5-4 060202BAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HCE-503 CPSCR 1/4 UNCX3/4?
HCE-503 CPSCR 1/4 UNCX3/4 is a HCE-503 CPSCR 1/4 UNCX3/4.
What parts can replace HCE-503 CPSCR 1/4 UNCX3/4?
There are 9 known substitutes for HCE-503 CPSCR 1/4 UNCX3/4: 12949, S10B, 7S10FEDERAL and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HCE-503 CPSCR 1/4 UNCX3/4?
HCE-503 CPSCR 1/4 UNCX3/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-266-8559. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026