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8559188-01 — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8559188-01: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 2.390 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.250 INCHES NOMINAL IN, overall_length: 3.790 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-252-4541, 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
8559188-01
NSN: 5306-01-252-4541
FSC: 5306 — Bolts
CAGE: 31272 — ANCRA INTERNATIONAL LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length2.390 INCHES NOMINAL IN
thread_class2A A
thread_length1.250 INCHES NOMINAL IN
overall_length3.790 INCHES NOMINAL IN
thread_directionRIGHT-HAND
eye_outside_width0.500 INCHES NOMINAL IN
shoulder_diameter0.360 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
eye_stock_diameter0.360 INCHES NOMINAL IN
eye_inside_diameter0.190 INCHES NOMINAL IN
nominal_thread_diameter0.312 INCHES IN
NSN5306-01-252-4541
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8559188-01 · 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
•
EYE STOCK DIAMETER: 0.360 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.250 INCHES NOMINAL IN
•
SHANK LENGTH: 2.390 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 1009 PER ASTM A109 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EYE STOCK DIAMETER0.360 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.250 INCHES NOMINAL IN
SHANK LENGTH2.390 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 1009 PER ASTM A109 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH3.790 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM CENTER OF EYE TO SHANK END3.540 INCHES NOMINAL IN
SHOULDER DIAMETER0.360 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8559188-01?
8559188-01 is a BOLT,EYE.
What is the NSN for 8559188-01?
8559188-01 is cataloged in the U.S. Government catalog under NSN 5306-01-252-4541. 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.