77445 — FACEPIECE,BREATHING EQUIPMENT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

77445: FACEPIECE,BREATHING EQUIPMENT.

The FACEPIECE,BREATHING EQUIPMENT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shoulder_height: 0.030 INCHES NOMINAL IN, outside_diameter: 0.488 INCHES NOMINAL IN, style_designator: SHOULDERED, shoulder_diameter: 0.390 INCHES NOMINAL IN, material_thickness: 0.050 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4240-00-574-2038, 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

77445

NSN: 4240-00-574-2038
NIINs: 005742038, 011472227, 013344220
FSC: 4240 — Safety and Rescue Equipment
CAGE: 55799 — MINE SAFETY APPLIANCES COMPANY (USA)

SPECIFICATIONS

material	STEEL OVERALL
shoulder_height	0.030 INCHES NOMINAL IN
outside_diameter	0.488 INCHES NOMINAL IN
style_designator	SHOULDERED
shoulder_diameter	0.390 INCHES NOMINAL IN
material_thickness	0.050 INCHES NOMINAL IN
NSN	4240-00-574-2038

COMPONENT DIAGRAM

KEY FEATURES

•

FACEPIECE SPEAKING DIAPHRAGM: INCLUDED

TECHNICAL CHARACTERISTICS

FACEPIECE SPEAKING DIAPHRAGM	INCLUDED
SPECIAL FEATURES	W/SPEAKING DIAPHRAGM AND TWO BREATHING TUBES
END ITEM IDENTIFICATION	NAVY OXYGEN BREATHING APPARATUS

SUBSTITUTES & CROSS-REFERENCES 1

507-1748672Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 77445?

77445 is a FACEPIECE,BREATHING EQUIPMENT.

What parts can replace 77445?

There is 1 known substitute for 77445: 507-1748672. Substitute compatibility should be verified for your specific system.

What is the NSN for 77445?

77445 is cataloged in the U.S. Government catalog under NSN 4240-00-574-2038. This indicates validated use in U.S. government and defense supply chains.

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77445 — FACEPIECE,BREATHING EQUIPMENT

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