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12577060 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12577060: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: ROUND W/WRENCH FLATS CHAMFERED, head_height: 6.0 MILLIMETERS NOMINAL MM, head_diameter: 20.0 MILLIMETERS NOMINAL MM, thread_length: 4.0 MILLIMETERS NOMINAL MM, shoulder_shape: ROUND ALL SHOULDERS. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-299-5923, 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
12577060
NSN: 5306-01-299-5923
FSC: 5306 — Bolts
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleROUND W/WRENCH FLATS CHAMFERED
head_height6.0 MILLIMETERS NOMINAL MM
head_diameter20.0 MILLIMETERS NOMINAL MM
thread_length4.0 MILLIMETERS NOMINAL MM
shoulder_shapeROUND ALL SHOULDERS
fastener_length36.2 MILLIMETERS NOMINAL MM
shoulder_length30.2 MILLIMETERS NOMINAL ALL SHOULDERS MM
thread_directionRIGHT-HAND
shoulder_diameter12.0 MILLIMETERS NOMINAL ALL SHOULDERS MM
surface_treatmentPHOSPHATE MANGANESE OVERALL
width_between_flats16.0 MILLIMETERS NOMINAL MM
NSN5306-01-299-5923
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12577060 · 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: 6.0 MILLIMETERS NOMINAL MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
FASTENER LENGTH: 36.2 MILLIMETERS NOMINAL MM
•
SHOULDER LENGTH: 30.2 MILLIMETERS NOMINAL ALL SHOULDERS MM
•
SHOULDER DIAMETER: 12.0 MILLIMETERS NOMINAL ALL SHOULDERS MM
•
THREAD PITCH IN MILLIMETERS: 1.5
•
THREAD LENGTH: 4.0 MILLIMETERS NOMINAL MM
•
SHOULDER SHAPE: ROUND ALL SHOULDERS
TECHNICAL CHARACTERISTICS
HEAD HEIGHT6.0 MILLIMETERS NOMINAL MM
EXTERNAL THREAD TOLERANCE CLASS6G G
FASTENER LENGTH36.2 MILLIMETERS NOMINAL MM
SHOULDER LENGTH30.2 MILLIMETERS NOMINAL ALL SHOULDERS MM
SHOULDER DIAMETER12.0 MILLIMETERS NOMINAL ALL SHOULDERS MM
THREAD PITCH IN MILLIMETERS1.5
THREAD LENGTH4.0 MILLIMETERS NOMINAL MM
SHOULDER SHAPEROUND ALL SHOULDERS
NOMINAL THREAD DIAMETER10.0 MILLIMETERS MM
HEAD STYLEROUND W/WRENCH FLATS CHAMFERED
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
K-899Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12577060?
12577060 is a BOLT,SHOULDER.
What parts can replace 12577060?
There is 1 known substitute for 12577060: K-899. Substitute compatibility should be verified for your specific system.
What is the NSN for 12577060?
12577060 is cataloged in the U.S. Government catalog under NSN 5306-01-299-5923. This indicates validated use in U.S. government and defense supply chains.
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