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Technical Data Sheet
PartsTable / COMPONENT / BCYX5.1
BCYX5.1 ✓ 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 BCYX5.1 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-042-5323, 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
BCYX5.1
NSN: 5306-00-042-5323
FSC: 5306
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
Part NumberBCYX5.1
NSN5306-00-042-5323
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BCYX5.1 · 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
•
WASHER QUANTITY: 1
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 20
•
HEAD HEIGHT: 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 3,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
WASHER QUANTITY1
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
HEAD HEIGHT0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 3,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
A113-17Upgraded Successor
successor cross-reference
successor
113-17Upgraded Successor
successor cross-reference
successor
425323Upgraded Successor
successor cross-reference
successor
AGA15Interchangeable
interchangeable cross-reference
interchangeable
301015Interchangeable
interchangeable cross-reference
interchangeable
974476Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BCYX5.1?
BCYX5.1 is a BCYX5.1.
What parts can replace BCYX5.1?
There are 11 known substitutes for BCYX5.1: A113-17, 113-17, 425323 and 8 more. Substitute compatibility should be verified for your specific system.
Is BCYX5.1 still available?
BCYX5.1 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