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MS21297-14054 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS21297-14054: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: SPLINE EXTENDED WASHER, grip_length: 3.365 INCHES MINIMUM AND 3.385 INCHES MAXIMUM IN, head_height: 0.554 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.8730 INCHES MINIMUM AND 0.8740 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-059-1949, 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
MS21297-14054
NSN: 5306-01-059-1949
FSC: 5306 — Bolts
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleSPLINE EXTENDED WASHER
grip_length3.365 INCHES MINIMUM AND 3.385 INCHES MAXIMUM IN
head_height0.554 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.8730 INCHES MINIMUM AND 0.8740 INCHES MAXIMUM IN
thread_length1.338 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES GRIP
fastener_length4.723 INCHES MINIMUM AND 4.753 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
NSN5306-01-059-1949
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS21297-14054 · 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 GRIP
•
EXTENDED WASHER THICKNESS: 0.116 INCHES MINIMUM AND 0.136 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.554 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
•
FASTENER LENGTH: 4.723 INCHES MINIMUM AND 4.753 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-8837 TY 2 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.338 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
EXTENDED WASHER THICKNESS0.116 INCHES MINIMUM AND 0.136 INCHES MAXIMUM IN
HEAD HEIGHT0.554 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
FASTENER LENGTH4.723 INCHES MINIMUM AND 4.753 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8837 TY 2 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
THREAD LENGTH1.338 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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 MS21297-14054?
MS21297-14054 is a BOLT,SHEAR.
What is the NSN for MS21297-14054?
MS21297-14054 is cataloged in the U.S. Government catalog under NSN 5306-01-059-1949. This indicates validated use in U.S. government and defense supply chains.
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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.