PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1660PL2033747Mask,oxygen

Jednolity Indeks Materialowy - Uniform Material Index · NSN 1660-01-081-9157 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-081-9157 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-081-9157. Primary manufacturer part number: 1660PL2033747.
Features
  • Mask,oxygen — FSC 1660
  • Microphone Pocket: NOT INCLUDED
  • Criticality Code Justification: BSRX
  • Microphone: INCLUDED
  • Mask Size Designation: SHORT
  • Oxygen System Type: PRESSURE DEMAND
  • Material: RUBBER SILICONE CLASS Q FACEPIECE
  • Accessory Components and Quantity: VALVE 1,COMMERCIAL FLEX MOUNT 1,COMMERCIAL CONNECTOR 1,HOSE WITH STRESS CORD 1,LOWER CONNECTOR 1,CLAMP 1,CABLE GUIDE 1
Applications
  • Applications requiring Rubber Silicone Class Q Facepiece construction
General Description

The Mask,oxygen, cataloged under National Stock Number 1660-01-081-9157, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Jednolity Indeks Materialowy - Uniform Material Index. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1660-01-081-9157
Primary Part Number1660PL2033747
Item NameMask,oxygen
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerJednolity Indeks Materialowy - Uniform Material Index
StatusCANCELLED
Microphone PocketNOT INCLUDED
Criticality Code JustificationBSRX
MicrophoneINCLUDED
Mask Size DesignationSHORT
Oxygen System TypePRESSURE DEMAND
MaterialRUBBER SILICONE CLASS Q FACEPIECE
Accessory Components and QuantityVALVE 1,COMMERCIAL FLEX MOUNT 1,COMMERCIAL CONNECTOR 1,HOSE WITH STRESS CORD 1,LOWER CONNECTOR 1,CLAMP 1,CABLE GUIDE 1
HarnessINCLUDED
Design TypeMOUTH AND NOSE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5305-00-954-9810 INTERCHANGEABLE
Screw,cap,socket Head
1660-01-073-7595834-75-02 INTERCHANGEABLE
Mask,oxygen
Avox Systems Inc Dba Avox Systems Inc
1660-01-073-7596 INTERCHANGEABLE
Mask,oxygen
1660-01-081-2368834-75-04 INTERCHANGEABLE
Mask,oxygen
Avox Systems Inc Dba Avox Systems Inc
1660-01-538-9635G010-1100-81 INTERCHANGEABLE
Mask,oxygen
Gentex Corp
Cross-Reference Index
Part NumberManufacturer
1660PL2033747 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1660PL0714419 Jednolity Indeks Materialowy - Uniform Material Index (POL)
834-75-05 Avox Systems Inc Dba Avox Systems Inc (USA)
M87163-01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
834-75-01 Avox Systems Inc Dba Avox Systems Inc (USA)
MIL-M-87163 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
G012-1050-01 Gentex Corp (USA)
834-75-1 Avox Systems Inc Dba Avox Systems Inc (USA)
Related Parts
5305-00-954-9810INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
1660-01-073-7595INTERCHANGEABLE
MASK,OXYGEN
834-75-02
1660-01-073-7596INTERCHANGEABLE
MASK,OXYGEN
1660-01-081-2368INTERCHANGEABLE
MASK,OXYGEN
834-75-04
1660-01-538-9635INTERCHANGEABLE
MASK,OXYGEN
G010-1100-81

Frequently Asked Questions

What is NSN 1660-01-081-9157?

NSN 1660-01-081-9157 is a Mask,oxygen, manufactured by Jednolity Indeks Materialowy - Uniform Material Index, classified under FSC 1660 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1660-01-081-9157?

NSN 1660-01-081-9157 has 8 cross-referenced part numbers: 1660PL2033747 (Jednolity Indeks Materialowy - Uniform Material Index), 1660PL0714419 (Jednolity Indeks Materialowy - Uniform Material Index), 834-75-05 (Avox Systems Inc Dba Avox Systems Inc), M87163-01 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 834-75-01 (Avox Systems Inc Dba Avox Systems Inc) and 3 more.

What NSN replaces 1660-01-081-9157?

There are 5 known substitutes for 1660-01-081-9157: 5305-00-954-9810, 1660-01-073-7595, 1660-01-073-7596 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1660PL2033747?

Key specifications for 1660PL2033747: Microphone Pocket: NOT INCLUDED; Criticality Code Justification: BSRX; Microphone: INCLUDED; Mask Size Designation: SHORT. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1660-01-081-9157 still in active supply?

NSN 1660-01-081-9157 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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