15978946 — DRAIN KIT,DECK

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

15978946: DRAIN KIT,DECK.

The DRAIN KIT,DECK is a the manufacturer industrial component. Key specifications include width: 3.760 INCHES NOMINAL IN, length: 3.676 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061 OVERALL, surface_finish: 16.0 MICROINCHES RAISED SURFACE, minor_thickness: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, aperture_diameter: 2.299 INCHES MINIMUM AND 2.319 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2040-01-733-5225, 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

15978946

NSN: 2040-01-733-5225
FSC: 2040 — Marine Hardware and Hull Items
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

width	3.760 INCHES NOMINAL IN
length	3.676 INCHES NOMINAL IN
material	ALUMINUM ALLOY 6061 OVERALL
surface_finish	16.0 MICROINCHES RAISED SURFACE
minor_thickness	0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
aperture_diameter	2.299 INCHES MINIMUM AND 2.319 INCHES MAXIMUM IN
counterbore_depth	0.305 INCHES NOMINAL IN
overall_thickness	0.536 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN
surface_treatment	CHROMATE OVERALL
mounting_hole_type	ROUND, UNTHREADED
counterbore_diameter	2.4414 INCHES MINIMUM AND 2.4419 INCHES MAXIMUM IN
raised_surface_height	0.363 INCHES NOMINAL IN
NSN	2040-01-733-5225

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

R-742M/REV 3Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 15978946?

15978946 is a DRAIN KIT,DECK.

What parts can replace 15978946?

There is 1 known substitute for 15978946: R-742M/REV 3. Substitute compatibility should be verified for your specific system.

What is the NSN for 15978946?

15978946 is cataloged in the U.S. Government catalog under NSN 2040-01-733-5225. This indicates validated use in U.S. government and defense supply chains.

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15978946 — DRAIN KIT,DECK

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