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12592038 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12592038: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1536 AND STEEL COMP 1541 OVERALL, head_style: HEXAGON, head_height: 0.253 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.610 INCHES NOMINAL IN, shoulder_shape: ROUND ALL SHOULDERS. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-342-3673, 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
12592038
NSN: 5306-01-342-3673
FSC: 5306 — Bolts
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 1536 AND STEEL COMP 1541 OVERALL
head_styleHEXAGON
head_height0.253 INCHES NOMINAL IN
thread_class2A A
thread_length0.610 INCHES NOMINAL IN
shoulder_shapeROUND ALL SHOULDERS
fastener_length1.140 INCHES NOMINAL IN
shoulder_length0.415 INCHES NOMINAL ALL SHOULDERS IN
thread_directionRIGHT-HAND
shoulder_diameter0.406 INCHES NOMINAL ALL SHOULDERS IN
surface_treatmentPHOSPHATE ZINC AND OIL OVERALL
width_between_flats0.562 INCHES NOMINAL IN
NSN5306-01-342-3673
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12592038 · 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: 0.253 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.140 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.415 INCHES NOMINAL ALL SHOULDERS IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TYPE Z,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-L-3150 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.406 INCHES NOMINAL ALL SHOULDERS IN
•
THREAD LENGTH: 0.610 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND ALL SHOULDERS
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.253 INCHES NOMINAL IN
FASTENER LENGTH1.140 INCHES NOMINAL IN
SHOULDER LENGTH0.415 INCHES NOMINAL ALL SHOULDERS IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TYPE Z,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-L-3150 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.406 INCHES NOMINAL ALL SHOULDERS IN
THREAD LENGTH0.610 INCHES NOMINAL IN
SHOULDER SHAPEROUND ALL SHOULDERS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
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

No substitute or cross-reference records for this part.

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 12592038?
12592038 is a BOLT,SHOULDER.
What is the NSN for 12592038?
12592038 is cataloged in the U.S. Government catalog under NSN 5306-01-342-3673. 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.