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Technical Data Sheet
PartsTable / COMPONENT / SHCS.3125-18X1.5-5-ZP
SHCS.3125-18X1.5-5-ZP ✓ 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 SHCS.3125-18X1.5-5-ZP is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-225-8502, 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
SHCS.3125-18X1.5-5-ZP
NSN: 5306-00-225-8502
FSC: 5306
CAGE: L8266 — STEEPLE INCORPORATED (CAN)
SPECIFICATIONS
Part NumberSHCS.3125-18X1.5-5-ZP
NSN5306-00-225-8502
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SHCS.3125-18X1.5-5-ZP · 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
•
WIDTH BETWEEN FLATS: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
MINIMUM TENSILE STRENGTH: 120000 POUNDS PER SQUARE INCH LBS
•
THREAD LENGTH: 0.874 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
FASTENER LENGTH: 1.500 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD STYLE: HEXAGON
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH LBS
THREAD LENGTH0.874 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
FASTENER LENGTH1.500 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
FFS85Upgraded Successor
successor cross-reference
successor
186274Upgraded Successor
successor cross-reference
successor
MS90725-52Upgraded Successor
successor cross-reference
successor
0251428Upgraded Successor
successor cross-reference
successor
MS90726-40Upgraded Successor
successor cross-reference
successor
301551Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SHCS.3125-18X1.5-5-ZP?
SHCS.3125-18X1.5-5-ZP is a SHCS.3125-18X1.5-5-ZP.
What parts can replace SHCS.3125-18X1.5-5-ZP?
There are 31 known substitutes for SHCS.3125-18X1.5-5-ZP: FFS85, 186274, MS90725-52 and 28 more. Substitute compatibility should be verified for your specific system.
Is SHCS.3125-18X1.5-5-ZP still available?
SHCS.3125-18X1.5-5-ZP 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