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MS14181-05018X — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS14181-05018X: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: SPLINE EXTENDED WASHER, grip_length: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, head_height: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-683-2257, 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
MS14181-05018X
NSN: 5306-01-683-2257
FSC: 5306 — Bolts
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleSPLINE EXTENDED WASHER
grip_length1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
head_height0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN
thread_length0.589 INCHES MINIMUM IN
surface_finish32.0 MICROINCHES OVERALL
fastener_length1.724 INCHES MINIMUM AND 1.754 INCHES MAXIMUM IN
special_featuresFOR AIRCRAFT USE THE ITEM MUST STRICTLY ADHERE TO ALL CHARACTERITICS AND DIMENSIONAL REQUIREMENTS OF NASM14181
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
NSN5306-01-683-2257
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS14181-05018X · 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 FINISH: 32.0 MICROINCHES OVERALL
•
EXTENDED WASHER THICKNESS: 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.724 INCHES MINIMUM AND 1.754 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2700,METHOD 1,TYPE 2 OR 8 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.589 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5662,5663 OR AMS 5962 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES OVERALL
EXTENDED WASHER THICKNESS0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
FASTENER LENGTH1.724 INCHES MINIMUM AND 1.754 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2700,METHOD 1,TYPE 2 OR 8 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN
THREAD LENGTH0.589 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662,5663 OR AMS 5962 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.3125 INCHES IN
HEAD STYLESPLINE EXTENDED WASHER
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 MS14181-05018X?
MS14181-05018X is a BOLT,SHEAR.
What is the NSN for MS14181-05018X?
MS14181-05018X is cataloged in the U.S. Government catalog under NSN 5306-01-683-2257. 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.