R-493

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

The R-493 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4320-00-564-3356, 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

R-493

NSN: 4320-00-564-3356
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)

SPECIFICATIONS

general_characteristics_item_description	NICKEL COPPER ALLOY,MIL-M-16576; 5.000 IN. OVERALL LG; 1.625 IN. WIDE; 2.047 IN. HOLE DIA; TWO MOUNTING HOLES 0.750 IN. DIA,2.000 IN. CENTER TO CENTER IN
NSN	4320-00-564-3356

COMPONENT DIAGRAM

KEY FEATURES

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GENERAL CHARACTERISTICS ITEM DESCRIPTION: NICKEL COPPER ALLOY,MIL-M-16576; 5.000 IN. OVERALL LG; 1.625 IN. WIDE; 2.047 IN. HOLE DIA; TWO MOUNTING HOLES 0.750 IN. DIA,2.000 IN. CENTER TO CENTER IN

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION

NICKEL COPPER ALLOY,MIL-M-16576; 5.000 IN. OVERALL LG; 1.625 IN. WIDE; 2.047 IN. HOLE DIA; TWO MOUNTING HOLES 0.750 IN. DIA,2.000 IN. CENTER TO CENTER IN

SUBSTITUTES & CROSS-REFERENCES 4

R504REVAPC40-41Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

586-516-1720811APC40-14Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

QQ-C-390BReference document

Same NSN cross-reference

Reference document — Identification reference

586-516-1720811REVAPC40-14Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is R-493?

R-493 is a NO ITEM NAME AVAILABLE.

What parts can replace R-493?

There are 4 known substitutes for R-493: R504REVAPC40-41, 586-516-1720811APC40-14, QQ-C-390B and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for R-493?

R-493 is cataloged in the U.S. Government catalog under NSN 4320-00-564-3356. This indicates validated use in U.S. government and defense supply chains.

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