NSN 4240-01-550-7738 · NIIN 015507738 · Part number 460 190 549
Interspiro Inc · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 47432
Government record, cited
NSN 4240-01-550-7738 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-550-7738. Manufacturer of record part number: 460 190 549.
Also searched as4240-01-550-7738 ·
4240015507738 ·
NIIN 015507738 ·
01-550-7738 ·
FSC 4240 Safety and Rescue Equipment · CAGE 47432 · 460 190 549 · 460190549
Nearby stock numbers← 4240-01-550-5227 Filter, Gas
·
4240-01-550-7826 Particulate, Hepa Fi →
Features
Valve,breathing Apparatus — FSC 4240
Color: BLACK
2 manufacturer part numbers on file
Manufacturer of record: Interspiro Inc
Identification
NSN: 4240-01-550-7738
NIIN: 015507738
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 460 190 549
Manufacturer: Interspiro Inc
General Description
The Valve,breathing Apparatus, cataloged under National Stock Number 4240-01-550-7738, 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 Interspiro Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4240-01-550-7738
Primary Part Number
460 190 549
Item Name
Valve,breathing Apparatus
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
Interspiro Inc
Status
ACTIVE
Color
BLACK
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 4240-01-550-7738?
NSN 4240-01-550-7738 is a Valve,breathing Apparatus, manufactured by Interspiro Inc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-550-7738?
NSN 4240-01-550-7738 has 2 manufacturer part numbers on file: 460 190 549 (Interspiro Inc), 460190549 (Interspiro Gmbh).
What are the specifications of 460 190 549?
Key specifications for 460 190 549: Color: BLACK; Part Name Assigned by Controlling Agency: VALVE SEAT ASSEMBLY; End Item Identification: DIVATOR MKII DIVER'S MASK. 1 specification is documented in the U.S. Government catalog.
Is NSN 4240-01-550-7738 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.