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1859545 — CLAMP,HUB

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1859545: CLAMP,HUB.

The CLAMP,HUB is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360, thickness: 0.3200 INCHES NOMINAL IN, bore_diameter: 1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN, outside_diameter: 2.1250 INCHES NOMINAL IN, special_features: C SHAPED WITH 0.750 IN. WD OPENING, 4 UNTHREADED HOLES LOCATED THRU 2.125 IN.

DIA IN, plain_hole_diameter: 0.1930 INCHES NOMINAL IN. This part is cataloged in the U.S. Government catalog under NSN 3040-01-398-3438, 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
1859545
NSN: 3040-01-398-3438
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360
thickness0.3200 INCHES NOMINAL IN
bore_diameter1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
outside_diameter2.1250 INCHES NOMINAL IN
special_featuresC SHAPED WITH 0.750 IN. WD OPENING, 4 UNTHREADED HOLES LOCATED THRU 2.125 IN. DIA IN
plain_hole_diameter0.1930 INCHES NOMINAL IN
clamp_securing_hole_styleUNTHREADED
material_document_and_classificationQQ-B-626, ALLOY 360, 1/2H FED SPEC SINGLE MATERIAL RESPONSE
NSN3040-01-398-3438
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CLAMP,HUB TITLE COMPONENT PN 1859545 MFR CLAMP,HUB
KEY FEATURES
•
PLAIN HOLE DIAMETER: 0.1930 INCHES NOMINAL IN
•
CLAMP SECURING HOLE STYLE: UNTHREADED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626, ALLOY 360, 1/2H FED SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 2.1250 INCHES NOMINAL IN
•
BORE DIAMETER: 1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 360
•
THICKNESS: 0.3200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
PLAIN HOLE DIAMETER0.1930 INCHES NOMINAL IN
CLAMP SECURING HOLE STYLEUNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626, ALLOY 360, 1/2H FED SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER2.1250 INCHES NOMINAL IN
SPECIAL FEATURESC SHAPED WITH 0.750 IN. WD OPENING, 4 UNTHREADED HOLES LOCATED THRU 2.125 IN. DIA IN
BORE DIAMETER1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 360
THICKNESS0.3200 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1859545?
1859545 is a CLAMP,HUB.
What is the NSN for 1859545?
1859545 is cataloged in the U.S. Government catalog under NSN 3040-01-398-3438. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.