NSN 4240-01-301-4378 · NIIN 013014378 · Part number BT-922
3m Company · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 76381
Government record, cited
NSN 4240-01-301-4378 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-301-4378. Manufacturer of record part number: BT-922.
Also searched as4240-01-301-4378 ·
4240013014378 ·
NIIN 013014378 ·
01-301-4378 ·
FSC 4240 Safety and Rescue Equipment · CAGE 76381 · BT-922 · W-3228-10
General Characteristics Item Description: SOLE SOURCE REQUIRED BY STATUTE 6.302
Criticality Code Justification: TEXT
1 manufacturer part number on file
Manufacturer of record: 3m Company
Identification
NSN: 4240-01-301-4378
NIIN: 013014378
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: BT-922
Manufacturer: 3m Company
General Description
The Cover,tube,breathing, cataloged under National Stock Number 4240-01-301-4378, 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 3m Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4240-01-301-4378
Primary Part Number
BT-922
Item Name
Cover,tube,breathing
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
3m Company
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 4240-01-301-4378?
NSN 4240-01-301-4378 is a Cover,tube,breathing, manufactured by 3m Company, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-301-4378?
NSN 4240-01-301-4378 has 1 manufacturer part number on file: BT-922 (3m Company).
What are the specifications of BT-922?
Key specifications for BT-922: 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 4240-01-301-4378 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.