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Technical Data Sheet
PartsTable / COMPONENT / C121415991
C121415991 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include end_item_identification: 4320-01-546-6128, part_name_assigned_by_controlling_agency: STUD, SHOULDERED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-595-7106, 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
C121415991
NSN: 5307-01-595-7106
FSC: 5307
CAGE: 25567 — THE GORMAN-RUPP COMPANY DIV GORMAN-RUPP (USA)
SPECIFICATIONS
end_item_identification4320-01-546-6128
part_name_assigned_by_controlling_agencySTUD, SHOULDERED
NSN5307-01-595-7106
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: C121415991 · 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYSTUD, SHOULDERED
END ITEM IDENTIFICATION4320-01-546-6128
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
15991Interchangeable
interchangeable cross-reference
interchangeable
10424478Interchangeable
interchangeable cross-reference
interchangeable
41F1572Interchangeable
interchangeable cross-reference
interchangeable
86550Interchangeable
interchangeable cross-reference
interchangeable
85450Interchangeable
interchangeable cross-reference
interchangeable
650 PYA-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C121415991?
C121415991 is a STUD,SHOULDERED.
What parts can replace C121415991?
There are 13 known substitutes for C121415991: 15991, 10424478, 41F1572 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C121415991?
C121415991 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-595-7106. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026