520-65 — 520-65

✓ Government record, cited

UNYKAch · COMPONENT

PRODUCT OVERVIEW

520-65: 520-65.

The 520-65 is a UNYKAch industrial component. Key specifications include end_item_identification: A13A OXYGEN MASK. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-136-7399, 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

520-65

NSN: 2805-00-136-7399
NIINs: 001367399, 001671323, 003259967, 011446199
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 31033 — TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT (USA)

SPECIFICATIONS

end_item_identification	A13A OXYGEN MASK
NSN	2805-00-136-7399

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL; WELDED CONSTRUCTION 16.500 IN. O/A LG; 4.688 IN. O/A W; 6.000 IN. O/A H; INCLUDES SCREEN TUBE AND COVER; OVAL FLANGE ON OIL PUMP END; 2 MTG HOLES 0.350 IN. DIA; 1.562 IN. C TO C IN

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION

STEEL; WELDED CONSTRUCTION 16.500 IN. O/A LG; 4.688 IN. O/A W; 6.000 IN. O/A H; INCLUDES SCREEN TUBE AND COVER; OVAL FLANGE ON OIL PUMP END; 2 MTG HOLES 0.350 IN. DIA; 1.562 IN. C TO C IN

SUBSTITUTES & CROSS-REFERENCES 2

C4TZ6622AReference document

Same NSN cross-reference

Reference document — Secondary reference

1103125Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 520-65?

520-65 is a 520-65 manufactured by UNYKAch.

What parts can replace 520-65?

There are 2 known substitutes for 520-65: C4TZ6622A, 1103125. Substitute compatibility should be verified for your specific system.

What is the NSN for 520-65?

520-65 is cataloged in the U.S. Government catalog under NSN 2805-00-136-7399. This indicates validated use in U.S. government and defense supply chains.

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