PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G005-1028-01Facepiece,mask,oxygen

Gentex Corp · NSN 1660-00-794-0858 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-794-0858 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-794-0858. Primary manufacturer part number: G005-1028-01.
Features
  • Facepiece,mask,oxygen — FSC 1660
  • General Characteristics Item Description: 5.344 IN. LG,4.250 IN. W,RUBBER,SILICONE,LONG NARROW IN
  • FSC Application Data: ACFT,MASK,OXYGEN
  • 8 verified cross-references
  • Primary manufacturer: Gentex Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Facepiece,mask,oxygen, cataloged under National Stock Number 1660-00-794-0858, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-794-0858
Primary Part NumberG005-1028-01
Item NameFacepiece,mask,oxygen
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerGentex Corp
StatusACTIVE
General Characteristics Item Description5.344 IN. LG,4.250 IN. W,RUBBER,SILICONE,LONG NARROW IN
FSC Application DataACFT,MASK,OXYGEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1650-00-024-9665 INTERCHANGEABLE
Filter Element,fluid
5340-00-025-21094872CADMIUM INTERCHANGEABLE
Lock,rim
Eastern Co Div Eberhard Manufacturing
6685-00-031-835845007 INTERCHANGEABLE
Mechanism
Meggitt (new Hampshire), Inc
2640-00-058-3073583073 INTERCHANGEABLE
Valve,pneumatic Tire
U S Army Tank Automotive Command Amsta-Im-Mm
2520-00-059-8971 INTERCHANGEABLE
Yoke,universal Joint,vehicular
5950-00-238-8726 INTERCHANGEABLE
Coil,radio Frequency
4710-00-342-5535450007 INTERCHANGEABLE
Tube Assembly,metal
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4320-00-367-1452N04872 INTERCHANGEABLE
Guide,diaphragm Stem
Leslie Controls, Inc. Dba Leslie Controls Inc
1560-00-739-2572204-031-196-1 INTERCHANGEABLE
Boot,control Tube
Bell Textron Inc
1660-00-794-0857 INTERCHANGEABLE
Facepiece,mask,oxygen
Cross-Reference Index
Part NumberManufacturer
G005-1028-01 Gentex Corp (USA)
G005-1028-01 Bhv Aviation Consultants Gmbh (DEU)
60D3521 Department of the Air Force (USA)
M27274-F10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-M-27274 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
450-07 Scott Technologies, Inc. (USA)
450-07 Avox Systems Inc Dba Avox Systems Inc (USA)
4872 Gencorp Automotive Engineered Elastomers Div (USA)
Related Parts
1650-00-024-9665INTERCHANGEABLE
FILTER ELEMENT,FLUID
5340-00-025-2109INTERCHANGEABLE
LOCK,RIM
4872CADMIUM
6685-00-031-8358INTERCHANGEABLE
MECHANISM
45007
2640-00-058-3073INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
583073
2520-00-059-8971INTERCHANGEABLE
YOKE,UNIVERSAL JOINT,VEHICULAR
5950-00-238-8726INTERCHANGEABLE
COIL,RADIO FREQUENCY
4710-00-342-5535INTERCHANGEABLE
TUBE ASSEMBLY,METAL
450007
4320-00-367-1452INTERCHANGEABLE
GUIDE,DIAPHRAGM STEM
N04872
1560-00-739-2572INTERCHANGEABLE
BOOT,CONTROL TUBE
204-031-196-1
1660-00-794-0857INTERCHANGEABLE
FACEPIECE,MASK,OXYGEN
1660-00-794-0868INTERCHANGEABLE
HARDSHELL ASSEMBLY
450-09A
1660-00-810-3225INTERCHANGEABLE
MASK,OXYGEN

Frequently Asked Questions

What is NSN 1660-00-794-0858?

NSN 1660-00-794-0858 is a Facepiece,mask,oxygen, manufactured by Gentex Corp, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-794-0858?

NSN 1660-00-794-0858 has 8 cross-referenced part numbers: G005-1028-01 (Gentex Corp), G005-1028-01 (Bhv Aviation Consultants Gmbh), 60D3521 (Department of the Air Force), M27274-F10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-M-27274 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 1660-00-794-0858?

There are 12 known substitutes for 1660-00-794-0858: 1650-00-024-9665, 5340-00-025-2109, 6685-00-031-8358 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G005-1028-01?

Key specifications for G005-1028-01: General Characteristics Item Description: 5.344 IN. LG,4.250 IN. W,RUBBER,SILICONE,LONG NARROW IN; FSC Application Data: ACFT,MASK,OXYGEN. 2 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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