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Technical Data Sheet
PartsTable / COMPONENT / ECLIPSE 1 1/2 IN. DIA X 3 IN. LG
ECLIPSE 1 1/2 IN. DIA X 3 IN. LG ✓ 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 ECLIPSE 1 1/2 IN. DIA X 3 IN. LG is a the manufacturer industrial component.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-648-2331, 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
ECLIPSE 1 1/2 IN. DIA X 3 IN. LG
NSN: 5306-01-648-2331
FSC: 5306
CAGE: 21439 — CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC DBA ENGINEERED ARRESTING SYSTEMS - ESCO DIV CW FLOW CONTROL SVC LLC DBA (USA)
SPECIFICATIONS
Part NumberECLIPSE 1 1/2 IN. DIA X 3 IN. LG
NSN5306-01-648-2331
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ECLIPSE 1 1/2 IN. DIA X 3 IN. LG · 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
•
NOMINAL THREAD DIAMETER: 1.50 INCHES IN
•
FASTENER LENGTH: 3.0 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD STYLE: HEXAGON
•
MINIMUM YIELD STRENGTH: 130000 POUNDS PER SQUARE INCH LBS
•
MINIMUM TENSILE STRENGTH: 150000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT
NOMINAL THREAD DIAMETER1.50 INCHES IN
FASTENER LENGTH3.0 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD STYLEHEXAGON
SPECIAL FEATURESMATERIAL IS MEDIUM CARBON ALLOY STEEL; ITEM IS GRADE 8; HEAD HAS 6 RADIAL LINES; PROOF LOAD IS 120,000 PSI
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH LBS
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
THREAD DIRECTIONRIGHT-HAND
END ITEM IDENTIFICATIONAIRCRAFT ARRESTING SYSTEM BAK-12/E32A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
6515NCM051052Upgraded Successor
successor cross-reference
successor
05-1110Upgraded Successor
successor cross-reference
successor
5500Upgraded Successor
successor cross-reference
successor
363-11-13Interchangeable
interchangeable cross-reference
interchangeable
ECLIPSEInterchangeable
interchangeable cross-reference
interchangeable
ECLIPSE CERAMIC ALLOYInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ECLIPSE 1 1/2 IN. DIA X 3 IN. LG?
ECLIPSE 1 1/2 IN. DIA X 3 IN. LG is a ECLIPSE 1 1/2 IN. DIA X 3 IN. LG.
What parts can replace ECLIPSE 1 1/2 IN. DIA X 3 IN. LG?
There are 7 known substitutes for ECLIPSE 1 1/2 IN. DIA X 3 IN. LG: 6515NCM051052, 05-1110, 5500 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ECLIPSE 1 1/2 IN. DIA X 3 IN. LG?
ECLIPSE 1 1/2 IN. DIA X 3 IN. LG is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-648-2331. 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