DSC 137A — SEAL ASSEMBLY,SHAFT,SPRING LOADE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

DSC 137A: SEAL ASSEMBLY,SHAFT,SPRING LOADE.

SEAL ASSEMBLY,SHAFT,SPRING LOADE. This part is cataloged in the U.S. Government catalog under NSN 4320-01-220-7639, 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

DSC 137A

NSN: 4320-01-220-7639
FSC: 4320 — Power and Hand Pumps
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)

SPECIFICATIONS

Part Number	DSC 137A
NSN	4320-01-220-7639

COMPONENT DIAGRAM

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

SDD-9255 N0.25Reference 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 DSC 137A?

DSC 137A is a SEAL ASSEMBLY,SHAFT,SPRING LOADE.

What parts can replace DSC 137A?

There is 1 known substitute for DSC 137A: SDD-9255 N0.25. Substitute compatibility should be verified for your specific system.

What is the NSN for DSC 137A?

DSC 137A is cataloged in the U.S. Government catalog under NSN 4320-01-220-7639. This indicates validated use in U.S. government and defense supply chains.

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DSC 137A — SEAL ASSEMBLY,SHAFT,SPRING LOADE

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