Connector, Bayonet, Oxygen Mask1660-01-502-5253

NSN 1660-01-502-5253 · NIIN 015025253

FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories

Government record, cited

Also searched as 1660-01-502-5253 · 1660015025253 · NIIN 015025253 · 01-502-5253 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · 10285-01 · C20743 · C20743-1

Nearby stock numbers ← 1660-01-502-4999 · 1660-01-502-5255 Duct Assembly, Air Conditioning-H →

Features

Connector,bayonet,oxygen Mask — FSC 1660

Identification

NSN: 1660-01-502-5253
NIIN: 015025253
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories

General Description

The Connector,bayonet,oxygen Mask, cataloged under National Stock Number 1660-01-502-5253, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1660-01-502-5253
Item Name	Connector,bayonet,oxygen Mask
FSC / FSG	1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
10285-01	3/2 Design control — primary reference U.S. Government activity
C20743	D/9 Drawing number reference only U.S. Government activity
C20743-1	7/2 Vendor item drawing reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment

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

1660-00-001-1693

DUCT ASSEMBLY,AIR CONDITIONING-H

1660-00-001-1754

BAFFLE,AIR

1660-00-001-2491

CAGE,BYPASS VALVE

1660-00-001-2493

1660-00-001-2493 · Item name not on file

1660-00-001-2496

CONTROL BOX,ELECTRICAL-ELECTRONI

1660-00-001-2497

1660-00-001-2497 · Item name not on file

1660-00-001-4130

1660-00-001-4130 · Item name not on file

1660-00-001-4479

CONTROLLER,AIR PRESSURE,AIRCRAFT

Frequently Asked Questions

What is NSN 1660-01-502-5253?

NSN 1660-01-502-5253 is a Connector,bayonet,oxygen Mask, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What are the specifications of 1660-01-502-5253?

Key specifications for 1660-01-502-5253: End Item Identification: F-16. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1660-01-502-5253 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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