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12265939 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12265939: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1045 OVERALL, head_style: ROUND W/WRENCH FLATS, head_height: 0.180 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 1.187 INCHES NOMINAL IN, thread_length: 0.790 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-075-7865, 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
12265939
NSN: 5306-01-075-7865
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1045 OVERALL
head_styleROUND W/WRENCH FLATS
head_height0.180 INCHES NOMINAL IN
thread_class2A A
head_diameter1.187 INCHES NOMINAL IN
thread_length0.790 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE
fastener_length1.060 INCHES NOMINAL IN
style_designatorCONCENTRIC HOLE THREADED
thread_directionRIGHT-HAND
threads_per_inch14 CONCENTRIC HOLE
surface_treatmentPHOSPHATE ZINC OVERALL
NSN5306-01-075-7865
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12265939 · 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
•
HEAD HEIGHT: 0.180 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.060 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TYPE Z,CLASS 1,WITH VV-L-800 OIL TREATMENT MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
INTERNAL THREAD LENGTH: 1.060 INCHES NOMINAL CONCENTRIC HOLE IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE
•
THREAD LENGTH: 0.790 INCHES NOMINAL IN
•
THREADS PER INCH: 14 CONCENTRIC HOLE
•
STYLE DESIGNATOR: CONCENTRIC HOLE THREADED
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.180 INCHES NOMINAL IN
FASTENER LENGTH1.060 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TYPE Z,CLASS 1,WITH VV-L-800 OIL TREATMENT MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
INTERNAL THREAD LENGTH1.060 INCHES NOMINAL CONCENTRIC HOLE IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE
THREAD LENGTH0.790 INCHES NOMINAL IN
THREADS PER INCH14 CONCENTRIC HOLE
STYLE DESIGNATORCONCENTRIC HOLE THREADED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108-73 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.875 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 3
12266060Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5749745-079Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
711-5749745 REVReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 12265939?
12265939 is a BOLT,INTERNALLY RELIEVED BODY.
What parts can replace 12265939?
There are 3 known substitutes for 12265939: 12266060, 5749745-079, 711-5749745 REV. Substitute compatibility should be verified for your specific system.
What is the NSN for 12265939?
12265939 is cataloged in the U.S. Government catalog under NSN 5306-01-075-7865. 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.