1A557 — IMPELLER,PUMP,CENTRIFUGAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1A557: IMPELLER,PUMP,CENTRIFUGAL.

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_diameter: 11.062 INCHES NOMINAL IN, rotation_direction_for_which_designed: CLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-234-3602, 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

1A557

NSN: 4320-01-234-3602
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)

SPECIFICATIONS

material	COPPER ALLOY
overall_diameter	11.062 INCHES NOMINAL IN
rotation_direction_for_which_designed	CLOCKWISE
NSN	4320-01-234-3602

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 11.062 INCHES NOMINAL IN

•

MATERIAL: COPPER ALLOY

•

ROTATION DIRECTION FOR WHICH DESIGNED: CLOCKWISE

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	11.062 INCHES NOMINAL IN
MATERIAL	COPPER ALLOY
ROTATION DIRECTION FOR WHICH DESIGNED	CLOCKWISE

OTHER ITEMS IN FSC 4320 — Power and Hand Pumps

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384

SUBSTITUTES & CROSS-REFERENCES 1

R-1044 PIECE 33Reference 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 1A557?

1A557 is a IMPELLER,PUMP,CENTRIFUGAL.

What parts can replace 1A557?

There is 1 known substitute for 1A557: R-1044 PIECE 33. Substitute compatibility should be verified for your specific system.

What is the NSN for 1A557?

1A557 is cataloged in the U.S. Government catalog under NSN 4320-01-234-3602. This indicates validated use in U.S. government and defense supply chains.

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1A557 — IMPELLER,PUMP,CENTRIFUGAL

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