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3180527-4 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3180527-4: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, head_style: DISHED HEXAGON, head_height: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-396-8024, 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
3180527-4
NSN: 5306-01-396-8024
FSC: 5306 — Bolts
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
head_styleDISHED HEXAGON
head_height0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
thread_class2A A
thread_length0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.765 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
shoulder_length1.615 INCHES MINIMUM AND 1.730 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.3139 INCHES MINIMUM AND 0.3144 INCHES MAXIMUM FIRST SHOULDER IN
width_between_flats0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
nominal_thread_diameter0.190 INCHES IN
NSN5306-01-396-8024
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3180527-4 · 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: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.765 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 1.615 INCHES MINIMUM AND 1.730 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.3139 INCHES MINIMUM AND 0.3144 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: DISHED HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
FASTENER LENGTH1.765 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
SHOULDER LENGTH1.615 INCHES MINIMUM AND 1.730 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.3139 INCHES MINIMUM AND 0.3144 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEDISHED HEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3180527-4?
3180527-4 is a BOLT,SHOULDER.
What is the NSN for 3180527-4?
3180527-4 is cataloged in the U.S. Government catalog under NSN 5306-01-396-8024. 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.