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615AS111 — BOLT,RIBBED SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

615AS111: BOLT,RIBBED SHOULDER.

The BOLT,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 3135 OR STEEL COMP 4140 OR STEEL COMP 4135 OVERALL, head_style: FLAT CHAMFER, head_height: 0.310 INCHES MINIMUM AND 0.341 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 1.312 INCHES NOMINAL IN, thread_length: 1.090 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-242-8555, 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
615AS111
NSN: 5306-01-242-8555
FSC: 5306 — Bolts
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 3135 OR STEEL COMP 4140 OR STEEL COMP 4135 OVERALL
head_styleFLAT CHAMFER
head_height0.310 INCHES MINIMUM AND 0.341 INCHES MAXIMUM IN
thread_class2A A
head_diameter1.312 INCHES NOMINAL IN
thread_length1.090 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length2.500 INCHES NOMINAL IN
shoulder_length0.500 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentZINC AND CHROMATE OVERALL
NSN5306-01-242-8555
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 615AS111 · 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: 0.310 INCHES MINIMUM AND 0.341 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.500 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.500 INCHES NOMINAL FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-81562 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 1.090 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.310 INCHES MINIMUM AND 0.341 INCHES MAXIMUM IN
FASTENER LENGTH2.500 INCHES NOMINAL IN
SHOULDER LENGTH0.500 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-81562 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH1.090 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.750 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 615AS111?
615AS111 is a BOLT,RIBBED SHOULDER.
What is the NSN for 615AS111?
615AS111 is cataloged in the U.S. Government catalog under NSN 5306-01-242-8555. 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.