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Technical Data Sheet
PartsTable / COMPONENT / 123852
123852 ✓ 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 RAMP ASSEMBLY,AIRCRAFT is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: ITEM IS A FLYWHEEL COUPLING ASSEMBLY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-012-3852, 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
123852
NSN: 5305-00-012-3852
FSC: 5305
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
general_characteristics_item_descriptionITEM IS A FLYWHEEL COUPLING ASSEMBLY
NSN5305-00-012-3852
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 123852 · 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 STYLE: HEXAGON
•
WIDTH BETWEEN FLATS: 0.625 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.281 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HARDNESS RATING: 100.0 ROCKWELL B MAXIMUM OVERALL
•
MINIMUM YIELD STRENGTH: 55000 POUNDS PER SQUARE INCH LBS
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS0.625 INCHES NOMINAL IN
HEAD HEIGHT0.281 INCHES NOMINAL IN
FASTENER LENGTH1.500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HARDNESS RATING100.0 ROCKWELL B MAXIMUM OVERALL
MINIMUM YIELD STRENGTH55000 POUNDS PER SQUARE INCH LBS
THREAD SERIES DESIGNATORUNF
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE AND 2 GRADE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
608881Interchangeable
interchangeable cross-reference
interchangeable
126507Interchangeable
interchangeable cross-reference
interchangeable
123852Interchangeable
interchangeable cross-reference
interchangeable
7019A-D86Interchangeable
interchangeable cross-reference
interchangeable
3683963Interchangeable
interchangeable cross-reference
interchangeable
B5019-D86Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 123852?
123852 is a RAMP ASSEMBLY,AIRCRAFT.
What parts can replace 123852?
There are 15 known substitutes for 123852: 608881, 126507, 123852 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 123852?
123852 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-012-3852. 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