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Technical Data Sheet
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A77-221 — FILTER ASSEMBLY,GAS

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A77-221: FILTER ASSEMBLY,GAS.

The FILTER ASSEMBLY,GAS is a the manufacturer industrial component. Key specifications include end_item_identification: FILTER ASSEMBLY, part_name_assigned_by_controlling_agency: NATURAL GAS FLILRATION,H SERIES. This part is cataloged in the U.S.

Government catalog under NSN 4240-01-688-4513, 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
A77-221
NSN: 4240-01-688-4513
FSC: 4240 — Safety and Rescue Equipment
CAGE: 28953 — RIX INDUSTRIES (USA)
SPECIFICATIONS
end_item_identificationFILTER ASSEMBLY
part_name_assigned_by_controlling_agencyNATURAL GAS FLILRATION,H SERIES
NSN4240-01-688-4513
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ASSEMBLY,GAS TITLE COMPONENT PN A77-221 MFR FILTER ASSEMBLY,GAS
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYNATURAL GAS FLILRATION,H SERIES
END ITEM IDENTIFICATIONFILTER ASSEMBLY
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
HN2L-4CWReference document
Same NSN cross-reference
Reference document — Design control — primary 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 A77-221?
A77-221 is a FILTER ASSEMBLY,GAS.
What parts can replace A77-221?
There is 1 known substitute for A77-221: HN2L-4CW. Substitute compatibility should be verified for your specific system.
What is the NSN for A77-221?
A77-221 is cataloged in the U.S. Government catalog under NSN 4240-01-688-4513. This indicates validated use in U.S. government and defense supply chains.
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