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A5T11CBY — A5T11CBY

✓ Government record, cited
SOUTHCO INC · BOLT SCREW
PRODUCT OVERVIEW

A5T11CBY: A5T11CBY.

The A5T11CBY is a SOUTHCO INC industrial component. This part is cataloged in the U.S. Government catalog under NSN 5325-01-453-8448, 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
A5T11CBY
NSN: 5325-01-453-8448
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
Part NumberA5T11CBY
ManufacturerSOUTHCO INC
NSN5325-01-453-8448
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A5T11CBY · SOUTHCO INC ⚠ 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
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TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
SHANK NECK LENGTH: 0.250 INCHES NOMINAL IN
•
TURNLOCK STUD HEAD STYLE: FILLISTER
•
STUD SHANK MAJOR DIAMETER: 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
MATERIAL: STEEL OVERALL
•
GRIP LENGTH: 0.410 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
SHANK NECK LENGTH0.250 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLEFILLISTER
STUD SHANK MAJOR DIAMETER0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
MATERIALSTEEL OVERALL
GRIP LENGTH0.410 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A5T11CBY?
A5T11CBY is a A5T11CBY manufactured by SOUTHCO INC.
What is the NSN for A5T11CBY?
A5T11CBY is cataloged in the U.S. Government catalog under NSN 5325-01-453-8448. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.