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12Z52PC3 — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12Z52PC3: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 1.250 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.500 INCHES MINIMUM IN, overall_length: 2.906 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-271-6592, 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
12Z52PC3
NSN: 5306-00-271-6592
FSC: 5306 — Bolts
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length1.250 INCHES NOMINAL IN
thread_class2A A
thread_length0.500 INCHES MINIMUM IN
overall_length2.906 INCHES NOMINAL IN
thread_directionRIGHT-HAND
eye_stock_diameter0.328 INCHES NOMINAL IN
eye_inside_diameter1.000 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationMIL-S-890,CL BS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5306-00-271-6592
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12Z52PC3 · 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: 0.328 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES MINIMUM IN
•
SHANK LENGTH: 1.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-890,CL BS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM CENTER OF EYE TO SHANK END: 2.078 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EYE STOCK DIAMETER0.328 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES MINIMUM IN
SHANK LENGTH1.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CL BS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH2.906 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM CENTER OF EYE TO SHANK END2.078 INCHES NOMINAL IN
EYE INSIDE DIAMETER1.000 INCHES NOMINAL IN
THREAD CLASS2A A
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 1
5306PL1326123Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12Z52PC3?
12Z52PC3 is a BOLT,EYE.
What parts can replace 12Z52PC3?
There is 1 known substitute for 12Z52PC3: 5306PL1326123. Substitute compatibility should be verified for your specific system.
What is the NSN for 12Z52PC3?
12Z52PC3 is cataloged in the U.S. Government catalog under NSN 5306-00-271-6592. 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.