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PartsTable / COMPONENT / 1800373-1
1800373-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CLAMP,HUB is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, thickness: 0.250 INCHES NOMINAL IN, bore_diameter: 0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN, outside_diameter: 0.875 INCHES NOMINAL IN, style_designator: ROUND, SINGLE BOLT SECURED, surface_treatment: PASSIVATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-041-3945, 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
1800373-1
NSN: 3040-01-041-3945
FSC: 3040
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 303
thickness0.250 INCHES NOMINAL IN
bore_diameter0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
outside_diameter0.875 INCHES NOMINAL IN
style_designatorROUND, SINGLE BOLT SECURED
surface_treatmentPASSIVATE
plain_hole_diameter0.1380 INCHES NOMINAL IN
clamp_securing_hole_styleUNTHREADED
NSN3040-01-041-3945
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CLAMP,HUB TITLE COMPONENT PN 1800373-1 MFR CLAMP,HUB
KEY FEATURES
•
CLAMP SECURING HOLE STYLE: UNTHREADED
•
BORE DIAMETER: 0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
•
STYLE DESIGNATOR: ROUND, SINGLE BOLT SECURED
•
MATERIAL: STEEL COMP 303
•
OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
PLAIN HOLE DIAMETER: 0.1380 INCHES NOMINAL IN
•
THICKNESS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CLAMP SECURING HOLE STYLEUNTHREADED
BORE DIAMETER0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE
STYLE DESIGNATORROUND, SINGLE BOLT SECURED
MATERIALSTEEL COMP 303
OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
PLAIN HOLE DIAMETER0.1380 INCHES NOMINAL IN
THICKNESS0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
570826067Interchangeable
interchangeable cross-reference
interchangeable
14LC55Interchangeable
interchangeable cross-reference
interchangeable
7A7911Interchangeable
interchangeable cross-reference
interchangeable
C62Interchangeable
interchangeable cross-reference
interchangeable
A-A-50563Interchangeable
interchangeable cross-reference
interchangeable
TYPE I DESIGN 1 STYLE CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1800373-1?
1800373-1 is a CLAMP,HUB.
What parts can replace 1800373-1?
There are 8 known substitutes for 1800373-1: 570826067, 14LC55, 7A7911 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1800373-1?
1800373-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-041-3945. 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