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EN DM44540 — LINING,FRICTION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

EN DM44540: LINING,FRICTION.

The LINING,FRICTION is a the manufacturer industrial component. Key specifications include width: 1.000 INCHES NOMINAL IN, material: COPPER ALLOY FRICTION LINING, thickness: 0.810 INCHES NOMINAL IN, lining_style: SEGMENT PLAIN, minor_radius: 3.300 INCHES NOMINAL IN, attachment_method: RIVETED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-278-7537, 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
EN DM44540
NSN: 3040-01-278-7537
NIINs: 012787537, 012787538
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
width1.000 INCHES NOMINAL IN
materialCOPPER ALLOY FRICTION LINING
thickness0.810 INCHES NOMINAL IN
lining_styleSEGMENT PLAIN
minor_radius3.300 INCHES NOMINAL IN
attachment_methodRIVETED
hole_arrangement_styleINDEFINITE
hole_type_and_quantity2 COUNTERSUNK
NSN3040-01-278-7537
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LINING,FRICTION TITLE COMPONENT PN EN DM44540 MFR LINING,FRICTION
KEY FEATURES
•
HOLE ARRANGEMENT STYLE: INDEFINITE
•
LINING STYLE: SEGMENT PLAIN
•
ATTACHMENT METHOD: RIVETED
•
WIDTH: 1.000 INCHES NOMINAL IN
•
MINOR RADIUS: 3.300 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY FRICTION LINING
•
THICKNESS: 0.810 INCHES NOMINAL IN
•
HOLE TYPE AND QUANTITY: 2 COUNTERSUNK
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEINDEFINITE
LINING STYLESEGMENT PLAIN
ATTACHMENT METHODRIVETED
WIDTH1.000 INCHES NOMINAL IN
MINOR RADIUS3.300 INCHES NOMINAL IN
MATERIALCOPPER ALLOY FRICTION LINING
THICKNESS0.810 INCHES NOMINAL IN
HOLE TYPE AND QUANTITY2 COUNTERSUNK
SUBSTITUTES & CROSS-REFERENCES 1
EN DM44540 ITEM 7Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 EN DM44540?
EN DM44540 is a LINING,FRICTION.
What parts can replace EN DM44540?
There is 1 known substitute for EN DM44540: EN DM44540 ITEM 7. Substitute compatibility should be verified for your specific system.
What is the NSN for EN DM44540?
EN DM44540 is cataloged in the U.S. Government catalog under NSN 3040-01-278-7537. 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.