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12448496-3 — STUD,SELF-LOCKING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12448496-3: STUD,SELF-LOCKING.

The STUD,SELF-LOCKING is a the manufacturer industrial component. Key specifications include head_length: 0.310 INCHES NOMINAL IN, thread_class: 2A NUT THREAD A, head_diameter: 1.310 INCHES NOMINAL IN, thread_length: 1.290 INCHES NOMINAL NUT THREAD IN, overall_length: 3.470 INCHES NOMINAL IN, locking_feature: KNURLED SHANK. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-436-5434, 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
12448496-3
NSN: 5307-01-436-5434
FSC: 5307 — Studs
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
head_length0.310 INCHES NOMINAL IN
thread_class2A NUT THREAD A
head_diameter1.310 INCHES NOMINAL IN
thread_length1.290 INCHES NOMINAL NUT THREAD IN
overall_length3.470 INCHES NOMINAL IN
locking_featureKNURLED SHANK
special_featuresTHREADED LONGITUDINAL HOLE (0.375-18 NPT) IN HEAD END; NUT END: EXTERNALLY THREADED (0.375-18 NPT) 0.560 INCHES LONG IN
style_designatorKNURLED SHANK
thread_directionLEFT-HAND NUT THREAD
surface_treatmentZINC AND CHROMATE OVERALL
nominal_thread_size0.750 INCHES NUT THREAD IN
thread_quantity_per_inch16 NUT THREAD
NSN5307-01-436-5434
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12448496-3 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 TY2 CL5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.290 INCHES NOMINAL NUT THREAD IN
•
STYLE DESIGNATOR: KNURLED SHANK
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A304 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A304 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A304 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A304 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A304 ASSN STD 5TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 6TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 7TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 8TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 9TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 10TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 11TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 12TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 13TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 14TH MATERIAL RESPONSE
•
THREAD DIRECTION: LEFT-HAND NUT THREAD
•
NOMINAL THREAD SIZE: 0.750 INCHES NUT THREAD IN
•
HEAD LENGTH: 0.310 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY2 CL5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.290 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATORKNURLED SHANK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A304 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A304 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A304 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A304 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A304 ASSN STD 5TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 6TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 7TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 8TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 9TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 10TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 11TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 12TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 13TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 14TH MATERIAL RESPONSE
OVERALL LENGTH3.470 INCHES NOMINAL IN
THREAD DIRECTIONLEFT-HAND NUT THREAD
NOMINAL THREAD SIZE0.750 INCHES NUT THREAD IN
HEAD LENGTH0.310 INCHES NOMINAL IN
LOCKING FEATUREKNURLED SHANK
SPECIAL FEATURESTHREADED LONGITUDINAL HOLE (0.375-18 NPT) IN HEAD END; NUT END: EXTERNALLY THREADED (0.375-18 NPT) 0.560 INCHES LONG IN
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 1
RCSK15105-3Reference document
Same NSN cross-reference
Reference document — Secondary 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 12448496-3?
12448496-3 is a STUD,SELF-LOCKING.
What parts can replace 12448496-3?
There is 1 known substitute for 12448496-3: RCSK15105-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 12448496-3?
12448496-3 is cataloged in the U.S. Government catalog under NSN 5307-01-436-5434. 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.