421 R51525 — RESPIRATOR,AIR FILTERING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

421 R51525: RESPIRATOR,AIR FILTERING.

The RESPIRATOR,AIR FILTERING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR MASK, special_features: SOLE SOURCE REQUIRED BY STATUTE 6.302, approval_designator: ERR-060, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 4240-01-250-0740, 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

421 R51525

NSN: 4240-01-250-0740
FSC: 4240 — Safety and Rescue Equipment
CAGE: 53833 — DRAEGER SAFETY, INC. (USA)

SPECIFICATIONS

material	RUBBER CHLOROPRENE CLASS CR MASK
special_features	SOLE SOURCE REQUIRED BY STATUTE 6.302
approval_designator	ERR-060
criticality_code_justification	FEAT
NSN	4240-01-250-0740

COMPONENT DIAGRAM

KEY FEATURES

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

APPROVAL DESIGNATOR: ERR-060

•

MATERIAL: RUBBER CHLOROPRENE CLASS CR MASK

TECHNICAL CHARACTERISTICS

CRITICALITY CODE JUSTIFICATION	FEAT
APPROVAL DESIGNATOR	ERR-060
SPECIAL FEATURES	SOLE SOURCE REQUIRED BY STATUTE 6.302
MATERIAL	RUBBER CHLOROPRENE CLASS CR MASK

OTHER ITEMS IN FSC 4240 — Safety and Rescue Equipment

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

4240-00-001-1515 4240-00-001-2684 4240-00-006-0022 4240-00-007-4576 4240-00-007-8182 4240-00-007-8183 4240-00-007-8184 4240-00-007-8185

SUBSTITUTES & CROSS-REFERENCES 1

R52972Reference 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 421 R51525?

421 R51525 is a RESPIRATOR,AIR FILTERING.

What parts can replace 421 R51525?

There is 1 known substitute for 421 R51525: R52972. Substitute compatibility should be verified for your specific system.

What is the NSN for 421 R51525?

421 R51525 is cataloged in the U.S. Government catalog under NSN 4240-01-250-0740. This indicates validated use in U.S. government and defense supply chains.

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421 R51525 — RESPIRATOR,AIR FILTERING

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