520-01-21 — INDICATOR,AIRFLOW,RESPIRATOR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

520-01-21: INDICATOR,AIRFLOW,RESPIRATOR.

The INDICATOR,AIRFLOW,RESPIRATOR is a the manufacturer industrial component. Key specifications include end_item_identification: 6530-01-578-8838 RESPIRATOR, part_name_assigned_by_controlling_agency: AIRFLOW INDICATOR. This part is cataloged in the U.S.

Government catalog under NSN 6530-01-579-4012, 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

520-01-21

NSN: 6530-01-579-4012
FSC: 6530 — Hospital Furniture, Equipment, Utensils, and Supplies
CAGE: 76381 — 3M COMPANY (USA)

SPECIFICATIONS

special_features	USED TO INDICATE THE AIRFLOW RATE ON 3M BREATHE EASY AND POWERFLOW SYSTEMS; FOR USE WITH END ITEM RESPIRATOR, 6530-01-578-8838
end_item_identification	6530-01-578-8838 RESPIRATOR
part_name_assigned_by_controlling_agency	AIRFLOW INDICATOR
NSN	6530-01-579-4012

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

SPECIAL FEATURES	USED TO INDICATE THE AIRFLOW RATE ON 3M BREATHE EASY AND POWERFLOW SYSTEMS; FOR USE WITH END ITEM RESPIRATOR, 6530-01-578-8838
PART NAME ASSIGNED BY CONTROLLING AGENCY	AIRFLOW INDICATOR
END ITEM IDENTIFICATION	6530-01-578-8838 RESPIRATOR

SUBSTITUTES & CROSS-REFERENCES 2

14463Reference document

Same NSN cross-reference

Reference document — Secondary reference

6530NCM094020Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 520-01-21?

520-01-21 is a INDICATOR,AIRFLOW,RESPIRATOR.

What parts can replace 520-01-21?

There are 2 known substitutes for 520-01-21: 14463, 6530NCM094020. Substitute compatibility should be verified for your specific system.

What is the NSN for 520-01-21?

520-01-21 is cataloged in the U.S. Government catalog under NSN 6530-01-579-4012. This indicates validated use in U.S. government and defense supply chains.

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520-01-21 — INDICATOR,AIRFLOW,RESPIRATOR

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