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Technical Data Sheet
PartsTable / COMPONENT / 12Z12207-2
12Z12207-2 ✓ 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

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.531 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: SLOTTED, eyelet_length: 0.531 INCHES NOMINAL IN, special_features: WITH LIFTING RING ATTACHED 1.281 IN. LONG,0.875 IN.

HIGH,0.104 IN. DIA IN, stud_head_height: 0.220 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-025-0032, 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
12Z12207-2
NSN: 5325-00-025-0032
FSC: 5325
CAGE: 94135 — NAVAL ORDNANCE STANDARDS (USA)
SPECIFICATIONS
diameter0.531 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeSLOTTED
eyelet_length0.531 INCHES NOMINAL IN
special_featuresWITH LIFTING RING ATTACHED 1.281 IN. LONG,0.875 IN. HIGH,0.104 IN. DIA IN
stud_head_height0.220 INCHES NOMINAL IN
surface_treatmentCADMIUM OR ZINC OVERALL
stud_assembly_styleSTUD ASSEMBLY
eyelet_outside_diameter0.312 INCHES NOMINAL IN
turnlock_stud_head_styleFILLISTER COUNTERSUNK
material_accommodated_thickness0.025 INCHES NOMINAL IN
distance_from_engaging_member_to_largest_bearing_surface_of_head0.312 INCHES NOMINAL IN
NSN5325-00-025-0032
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12Z12207-2 · 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
•
TURNLOCK STUD HEAD STYLE: FILLISTER COUNTERSUNK
•
EYELET LENGTH: 0.531 INCHES NOMINAL IN
•
EYELET OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
STUD HEAD HEIGHT: 0.220 INCHES NOMINAL IN
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.312 INCHES NOMINAL IN
•
DRIVE TYPE: SLOTTED
•
STUD ASSEMBLY STYLE: STUD ASSEMBLY
•
DIAMETER: 0.531 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TURNLOCK STUD HEAD STYLEFILLISTER COUNTERSUNK
EYELET LENGTH0.531 INCHES NOMINAL IN
EYELET OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
STUD HEAD HEIGHT0.220 INCHES NOMINAL IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.312 INCHES NOMINAL IN
DRIVE TYPESLOTTED
STUD ASSEMBLY STYLESTUD ASSEMBLY
DIAMETER0.531 INCHES NOMINAL IN
SPECIAL FEATURESWITH LIFTING RING ATTACHED 1.281 IN. LONG,0.875 IN. HIGH,0.104 IN. DIA IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
PLGA4160010AInterchangeable
interchangeable cross-reference
interchangeable
416001Interchangeable
interchangeable cross-reference
interchangeable
572-523-9209Interchangeable
interchangeable cross-reference
interchangeable
10-0147-1Interchangeable
interchangeable cross-reference
interchangeable
1028571-1Interchangeable
Same NIIN cross-reference
interchangeable
B1300-224PC2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12Z12207-2?
12Z12207-2 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 12Z12207-2?
There are 8 known substitutes for 12Z12207-2: PLGA4160010A, 416001, 572-523-9209 and 5 more. Substitute compatibility should be verified for your specific system.
Is 12Z12207-2 still available?
12Z12207-2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026