NSN 4240-01-489-5973 · NIIN 014895973 · Part number 803610-01
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 4240-01-489-5973 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-489-5973. Manufacturer of record part number: 803610-01.
Also searched as4240-01-489-5973 ·
4240014895973 ·
NIIN 014895973 ·
01-489-5973 ·
FSC 4240 Safety and Rescue Equipment · CAGE 53655 · 803610-01
Manufacturer of record: Avox Systems Inc Dba Avox Systems Inc
Identification
NSN: 4240-01-489-5973
NIIN: 014895973
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 803610-01
Manufacturer: Avox Systems Inc Dba Avox Systems Inc
General Description
The Vacuum Tube Assembly,breathing a, cataloged under National Stock Number 4240-01-489-5973, 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. 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
4240-01-489-5973
Primary Part Number
803610-01
Item Name
Vacuum Tube Assembly,breathing a
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
Avox Systems Inc Dba Avox Systems Inc
Status
ACTIVE
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 4240-01-489-5973?
NSN 4240-01-489-5973 is a Vacuum Tube Assembly,breathing a, 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 4240-01-489-5973?
NSN 4240-01-489-5973 has 1 manufacturer part number on file: 803610-01 (Avox Systems Inc Dba Avox Systems Inc).
What are the specifications of 803610-01?
Key specifications for 803610-01: Special Features: MFG NAME FOR END ITEM IS 2.2/4.5 TEST STAND; Part Name Assigned by Controlling Agency: VACUUM TUBE ASSEMBLY (STOPPER AND TUBING ASSEMBLY); End Item Identification: 4240-01-449-6413, OVERHAUL MAINT TEST. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4240-01-489-5973 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.