NSN 4240-01-377-5404 · NIIN 013775404 · Part number 804091-01
Avox Systems Inc Dba Avox Systems Inc · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 53655
Government record, cited
NSN 4240-01-377-5404 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-377-5404. Manufacturer of record part number: 804091-01.
Also searched as4240-01-377-5404 ·
4240013775404 ·
NIIN 013775404 ·
01-377-5404 ·
FSC 4240 Safety and Rescue Equipment · CAGE 53655 · 804091-01
General Characteristics Item Description: SOLE SOURCE REQUIRED BY STATUTE 6.302
Criticality Code Justification: TEXT
1 manufacturer part number on file
Manufacturer of record: Avox Systems Inc Dba Avox Systems Inc
Identification
NSN: 4240-01-377-5404
NIIN: 013775404
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 804091-01
Manufacturer: Avox Systems Inc Dba Avox Systems Inc
General Description
The Gauge Boot,respirator, cataloged under National Stock Number 4240-01-377-5404, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4240-01-377-5404
Primary Part Number
804091-01
Item Name
Gauge Boot,respirator
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
Avox Systems Inc Dba Avox Systems Inc
Status
ACTIVE
General Characteristics Item Description
SOLE SOURCE REQUIRED BY STATUTE 6.302
Criticality Code Justification
TEXT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 4240 — Safety and Rescue Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4240-00-001-1515
4240-00-001-1515 · Item name not on file
4240-00-001-2684
4240-00-001-2684 · Item name not on file
4240-00-006-0022
HOSE,EVACUATION
4240-00-007-4576
4240-00-007-4576 · Item name not on file
4240-00-007-8182
4240-00-007-8182 · Item name not on file
4240-00-007-8183
4240-00-007-8183 · Item name not on file
4240-00-007-8184
4240-00-007-8184 · Item name not on file
4240-00-007-8185
4240-00-007-8185 · Item name not on file
Frequently Asked Questions
What is NSN 4240-01-377-5404?
NSN 4240-01-377-5404 is a Gauge Boot,respirator, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-377-5404?
NSN 4240-01-377-5404 has 1 manufacturer part number on file: 804091-01 (Avox Systems Inc Dba Avox Systems Inc).
What are the specifications of 804091-01?
Key specifications for 804091-01: General Characteristics Item Description: SOLE SOURCE REQUIRED BY STATUTE 6.302; Criticality Code Justification: TEXT. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4240-01-377-5404 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.