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12Z1068-1 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12Z1068-1: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 316 OVERALL, head_style: BUTTON, neck_width: 0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, head_height: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, neck_length: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-276-8274, 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
12Z1068-1
NSN: 5306-00-276-8274
FSC: 5306 — Bolts
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
head_styleBUTTON
neck_width0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
head_height0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
neck_length0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
thread_class2A A
head_diameter1.032 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN
thread_length1.096 INCHES MINIMUM IN
fastener_length1.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
nominal_thread_diameter0.500 INCHES IN
NSN5306-00-276-8274
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12Z1068-1 · 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
•
NECK LENGTH: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.250 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.096 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: BUTTON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
NECK LENGTH0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
FASTENER LENGTH1.250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.096 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA5 TYPE
NECK WIDTH0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
MILB857Reference document
Same NSN cross-reference
Reference document — Identification reference
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 12Z1068-1?
12Z1068-1 is a BOLT,SQUARE NECK.
What parts can replace 12Z1068-1?
There is 1 known substitute for 12Z1068-1: MILB857. Substitute compatibility should be verified for your specific system.
What is the NSN for 12Z1068-1?
12Z1068-1 is cataloged in the U.S. Government catalog under NSN 5306-00-276-8274. This indicates validated use in U.S. government and defense supply chains.
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