Ring, Retaining, Screw Oxygen Regu1660-01-285-3108

NSN 1660-01-285-3108 · NIIN 012853108

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

Government record, cited

Also searched as 1660-01-285-3108 · 1660012853108 · NIIN 012853108 · 01-285-3108 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · 1648004 · 1648004-1

Nearby stock numbers ← 1660-01-285-3022 Bellows, Pressure · 1660-01-285-5600 Turbine Wheel, Insep →

Features

Ring,retaining,screw Oxygen Regu — FSC 1660
General Characteristics Item Description: NONCIRCULAR W/ROUND APERTURE AND THREE BOLT HOLES

Identification

NSN: 1660-01-285-3108
NIIN: 012853108
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories

General Description

The Ring,retaining,screw Oxygen Regu, cataloged under National Stock Number 1660-01-285-3108, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	1660-01-285-3108
Item Name	Ring,retaining,screw Oxygen Regu
FSC / FSG	1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Status	ACTIVE
General Characteristics Item Description	NONCIRCULAR W/ROUND APERTURE AND THREE BOLT HOLES

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
1648004	5/9 Secondary reference U.S. Government activity
1648004-1	3/2 Design control — primary 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 1660-01-285-3108?

NSN 1660-01-285-3108 is a Ring,retaining,screw Oxygen Regu, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What are the specifications of 1660-01-285-3108?

Key specifications for 1660-01-285-3108: General Characteristics Item Description: NONCIRCULAR W/ROUND APERTURE AND THREE BOLT HOLES; End Item Identification: 1660-01-005-6318 OXYGEN REGULATOR. 1 specification is documented in the U.S. Government catalog.

Is NSN 1660-01-285-3108 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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