NSN 4240-01-395-8489 · NIIN 013958489 · Part number B420002
Honeywell Safety Products Usa, Inc. · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 39SU9
Government record, cited
NSN 4240-01-395-8489 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-395-8489. Manufacturer of record part number: B420002.
Also searched as4240-01-395-8489 ·
4240013958489 ·
NIIN 013958489 ·
01-395-8489 ·
FSC 4240 Safety and Rescue Equipment · CAGE 39SU9 · B420002 · 420002
Manufacturer of record: Honeywell Safety Products Usa, Inc.
Identification
NSN: 4240-01-395-8489
NIIN: 013958489
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: B420002
Manufacturer: Honeywell Safety Products Usa, Inc.
General Description
The Skirt Assembly,respirator, cataloged under National Stock Number 4240-01-395-8489, 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 Honeywell Safety Products Usa, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4240-01-395-8489
Primary Part Number
B420002
Item Name
Skirt Assembly,respirator
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
Honeywell Safety Products Usa, Inc.
Status
ACTIVE
Material
RUBBER NATURAL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-517-534042-0002POSSIBLE MATCH
ELBOW,HOSE
Possible match (shared part number)Pierce Manufacturing Inc
6140-01-645-4667420-002POSSIBLE MATCH
BATTERY,STORAGE
Possible match (shared part number)Thermo Scientific Portable Analytical Instruments Inc. Dba Thermo Scientific Portable Analytical Instruments of New Yor
6515-01-646-5598420002POSSIBLE MATCH
CANNULA,ARTHROSCOPIC
Possible match (shared part number)Intuitive Surgical Inc
5140-01-668-3329POSSIBLE MATCH
BAG,TOOL
Possible match (shared part number)
6645-01-703-3022771-4-50POSSIBLE MATCH
METER,TIME TOTALIZING
Possible match (shared part number)Maxima Technologies & Systems Llc
NSN 4240-01-395-8489 is a Skirt Assembly,respirator, manufactured by Honeywell Safety Products Usa, Inc., classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-395-8489?
NSN 4240-01-395-8489 has 1 manufacturer part number on file: B420002 (Honeywell Safety Products Usa, Inc.).
What NSN replaces 4240-01-395-8489?
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-517-5340, 6140-01-645-4667, 6515-01-646-5598. Verify interchangeability with system specifications before substitution.
What are the specifications of B420002?
Key specifications for B420002: Special Features: PAPR, STANDARD SIZE, BLUE, MARK 2 REPLACEMENT PART, NIOSH/MSHA, MEETS ANSI/UL 913 STANDARD FOR INTRINSICALLY SAFE APPARATUS; Material: RUBBER NATURAL. 1 specification is documented in the U.S. Government catalog.
Is NSN 4240-01-395-8489 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.