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R54A ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CARTRIDGE,RESPIRATOR,AIR FILTERI. Key specifications include hazard_protection_feature: AMMONIA, criticality_code_justification: FEAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4240-01-245-5912, 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
R54A
NSN: 4240-01-245-5912
FSC: 4240
CAGE: 02622 — AMERICAN OPTICAL CO (USA)
SPECIFICATIONS
special_featuresUSED ON AMERICAN OPTICAL MODELS R/S4000,R/S5000,R/S6000 AND R/S7000 RESPIRATORS; NIOSH APPROVEL NO. TC-23C-329/330; SOLE SOURCE REQUIRED BY STATUTE 6.302
hazard_protection_featureAMMONIA
criticality_code_justificationFEAT
NSN4240-01-245-5912
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CARTRIDGE,RESPIRATOR,AIR FILTERI TITLE COMPONENT PN R54A MFR CARTRIDGE,RESPIRATOR,A
KEY FEATURES
•
HAZARD PROTECTION FEATURE: AMMONIA
•
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS (FLIS)
HAZARD PROTECTION FEATUREAMMONIA
SPECIAL FEATURESUSED ON AMERICAN OPTICAL MODELS R/S4000,R/S5000,R/S6000 AND R/S7000 RESPIRATORS; NIOSH APPROVEL NO. TC-23C-329/330; SOLE SOURCE REQUIRED BY STATUTE 6.302
CRITICALITY CODE JUSTIFICATIONFEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
23111-99-0414Interchangeable
interchangeable cross-reference
interchangeable
51027Interchangeable
interchangeable cross-reference
interchangeable
111840Interchangeable
interchangeable cross-reference
interchangeable
25592Interchangeable
interchangeable cross-reference
interchangeable
11527Interchangeable
interchangeable cross-reference
interchangeable
08824Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R54A?
R54A is a CARTRIDGE,RESPIRATOR,AIR FILTERI.
What parts can replace R54A?
There are 12 known substitutes for R54A: 23111-99-0414, 51027, 111840 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R54A?
R54A is cataloged in the Federal Logistics Information System (FLIS) under NSN 4240-01-245-5912. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026