PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G010-1100-81Mask,oxygen

Gentex Corp · NSN 1660-01-538-9635 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-538-9635 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-538-9635. Primary manufacturer part number: G010-1100-81.
Features
  • Mask,oxygen — FSC 1660
  • Intake Tube Corrugated Feature: INCLUDED
  • Mask Size Designation: SMALL NARROW
  • Microphone: INCLUDED
  • Oxygen System Type: PRESSURE DEMAND
  • 4 verified cross-references
  • Primary manufacturer: Gentex Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mask,oxygen, cataloged under National Stock Number 1660-01-538-9635, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Gentex Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-538-9635
Primary Part NumberG010-1100-81
Item NameMask,oxygen
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerGentex Corp
StatusACTIVE
Intake Tube Corrugated FeatureINCLUDED
Mask Size DesignationSMALL NARROW
MicrophoneINCLUDED
Oxygen System TypePRESSURE DEMAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1660-01-081-9157 INTERCHANGEABLE
Mask,oxygen
Cross-Reference Index
Part NumberManufacturer
G010-1100-61 Gentex Corp (USA)
1660PL0830300 Jednolity Indeks Materialowy - Uniform Material Index (POL)
834-75-01 Avox Systems Inc Dba Avox Systems Inc (USA)
G010-1100-81 PRIMARY Gentex Corp (USA)
Related Parts
1660-01-081-9157INTERCHANGEABLE
MASK,OXYGEN

Frequently Asked Questions

What is NSN 1660-01-538-9635?

NSN 1660-01-538-9635 is a Mask,oxygen, manufactured by Gentex Corp, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-538-9635?

NSN 1660-01-538-9635 has 4 cross-referenced part numbers: G010-1100-61 (Gentex Corp), 1660PL0830300 (Jednolity Indeks Materialowy - Uniform Material Index), 834-75-01 (Avox Systems Inc Dba Avox Systems Inc), G010-1100-81 (Gentex Corp).

What NSN replaces 1660-01-538-9635?

There is 1 known substitute for 1660-01-538-9635: 1660-01-081-9157. Verify interchangeability with system specifications before substitution.

What are the specifications of G010-1100-81?

Key specifications for G010-1100-81: Intake Tube Corrugated Feature: INCLUDED; Mask Size Designation: SMALL NARROW; Special Features: DRAWING NAME; MASK ASSEMBLY, OXYGEN, MBU-20A/P A; Microphone: INCLUDED. 6 total characteristics are documented in the Federal Logistics Information System.

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