DF331255 FIND 12 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

DF331255 FIND 12: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include connection_type: INTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END, connection_style: PUSH (INTERNAL) SECOND QUICK DISCONNECT END, special_features: AIR BREATHING SYSTEM; CONNECTS GAUGE TO AIR HOSE ASSEMBLY, style_designator: FEMALE COUPLING HALF, end_item_identification: EMERGENCY AIR BREATHING SYSTEM, media_for_which_designed: OXYGEN, GASEOUS SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-558-5470, 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

DF331255 FIND 12

NSN: 4730-01-558-5470
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

connection_type	INTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END
connection_style	PUSH (INTERNAL) SECOND QUICK DISCONNECT END
special_features	AIR BREATHING SYSTEM; CONNECTS GAUGE TO AIR HOSE ASSEMBLY
style_designator	FEMALE COUPLING HALF
end_item_identification	EMERGENCY AIR BREATHING SYSTEM
media_for_which_designed	OXYGEN, GASEOUS SINGLE RESPONSE
thread_series_designator	NPT FIRST FLUID END CONNECTION
part_name_assigned_by_controlling_agency	SOCKET,END,THD
NSN	4730-01-558-5470

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTION STYLE: PLAIN FIRST FLUID END CONNECTION

•

CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION

•

STYLE DESIGNATOR: FEMALE COUPLING HALF

•

MEDIA FOR WHICH DESIGNED: OXYGEN, GASEOUS SINGLE RESPONSE

TECHNICAL CHARACTERISTICS

CONNECTION STYLE	PLAIN FIRST FLUID END CONNECTION
CONNECTION STYLE	PUSH (INTERNAL) SECOND QUICK DISCONNECT END
CONNECTION TYPE	THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
CONNECTION TYPE	INTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END
STYLE DESIGNATOR	FEMALE COUPLING HALF
SPECIAL FEATURES	AIR BREATHING SYSTEM; CONNECTS GAUGE TO AIR HOSE ASSEMBLY
MEDIA FOR WHICH DESIGNED	OXYGEN, GASEOUS SINGLE RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCY	SOCKET,END,THD
END ITEM IDENTIFICATION	EMERGENCY AIR BREATHING SYSTEM
THREAD SERIES DESIGNATOR	NPT FIRST FLUID END CONNECTION

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

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

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 2

551-6405703 FIND 12Reference document

Same NSN cross-reference

Reference document — Secondary reference

C497731-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is DF331255 FIND 12?

DF331255 FIND 12 is a COUPLING HALF,QUICK DISCONNECT.

What parts can replace DF331255 FIND 12?

There are 2 known substitutes for DF331255 FIND 12: 551-6405703 FIND 12, C497731-1. Substitute compatibility should be verified for your specific system.

What is the NSN for DF331255 FIND 12?

DF331255 FIND 12 is cataloged in the U.S. Government catalog under NSN 4730-01-558-5470. This indicates validated use in U.S. government and defense supply chains.

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