NSN 4240-00-495-9137 · NIIN 004959137 · Part number 484906
Mine Safety Appliances Company · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 55799
Government record, cited
NSN 4240-00-495-9137 — this item is cataloged by the U.S. Government under National Stock Number 4240-00-495-9137. Manufacturer of record part number: 484906.
Also searched as4240-00-495-9137 ·
4240004959137 ·
NIIN 004959137 ·
00-495-9137 ·
FSC 4240 Safety and Rescue Equipment · CAGE 55799 · 484906 · 95207
Nearby stock numbers← 4240-00-495-9136 Hand Wheel, Air Valv
·
4240-00-495-9138 Diaphragm, Regulator →
Features
Lever,regulator — FSC 4240
1 manufacturer part number on file
Manufacturer of record: Mine Safety Appliances Company
Identification
NSN: 4240-00-495-9137
NIIN: 004959137
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 484906
Manufacturer: Mine Safety Appliances Company
General Description
The Lever,regulator, cataloged under National Stock Number 4240-00-495-9137, 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 Mine Safety Appliances Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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
4240-00-495-9137
Primary Part Number
484906
Item Name
Lever,regulator
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
Mine Safety Appliances Company
Status
ACTIVE
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-173-6814144EX730POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
Possible match (shared part number)Oshkosh Defense Llc
6515-01-418-90228500MPOSSIBLE MATCH
OXIMETER,PULSE
Possible match (shared part number)Government Marketing International, Inc. Dba Government Marketing International, Inc.
5305-01-664-842895207POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Fastenal Company Dba Fastenal Co
NSN 4240-00-495-9137 is a Lever,regulator, manufactured by Mine Safety Appliances Company, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-00-495-9137?
NSN 4240-00-495-9137 has 1 manufacturer part number on file: 484906 (Mine Safety Appliances Company).
What NSN replaces 4240-00-495-9137?
3 possible matches (shared part number, not a government interchangeability claim): 5310-01-173-6814, 6515-01-418-9022, 5305-01-664-8428. Verify interchangeability with system specifications before substitution.
What are the specifications of 484906?
Key specifications for 484906: End Item Identification: MINE SAFETY MODEL 401 REGULATOR. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4240-00-495-9137 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.