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PartsTable / COMPONENT / 12Z1007-158
12Z1007-158 ✓ 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 SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT CHAMFER, head_height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_length: 0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-727-9870, 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
12Z1007-158
NSN: 5305-00-727-9870
FSC: 5305
CAGE: 80060 — BOSTON NAVAL SHIPYARD (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT CHAMFER
head_height0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
fastener_length0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.250 INCHES IN
NSN5305-00-727-9870
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12Z1007-158 · 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
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
FASTENER LENGTH: 0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD QUANTITY PER INCH: 28
•
HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING OVERALL
FASTENER LENGTH0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEFLAT CHAMFER
WIDTH ACROSS FLATS0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
INTERNAL DRIVE STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
FFS86TYPE1STYLE2Interchangeable
interchangeable cross-reference
interchangeable
10018Interchangeable
interchangeable cross-reference
interchangeable
TYPEI1936SERIES-Interchangeable
interchangeable cross-reference
interchangeable
FFS86Interchangeable
interchangeable cross-reference
interchangeable
MS35458-35Interchangeable
interchangeable cross-reference
interchangeable
NAS608C832-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12Z1007-158?
12Z1007-158 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 12Z1007-158?
There are 9 known substitutes for 12Z1007-158: FFS86TYPE1STYLE2, 10018, TYPEI1936SERIES- and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12Z1007-158?
12Z1007-158 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-727-9870. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026