PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

78584Valve,inhalation

Mine Safety Appliances Company · NSN 4240-01-160-8531 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-160-8531 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-160-8531. Primary manufacturer part number: 78584.
Features
  • Valve,inhalation — FSC 4240
  • General Characteristics Item Description: 2 REQUIRED; 1.188 IN. OD; 0.109 IN. ID IN
  • 1 verified cross-reference
  • Primary manufacturer: Mine Safety Appliances Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,inhalation, cataloged under National Stock Number 4240-01-160-8531, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Mine Safety Appliances Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4240-01-160-8531
Primary Part Number78584
Item NameValve,inhalation
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
General Characteristics Item Description2 REQUIRED; 1.188 IN. OD; 0.109 IN. ID IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-100-0229 INTERCHANGEABLE
Cone and Rollers,tapered Roller
2940-00-376-85784320512 INTERCHANGEABLE
Filter Element,fluid
Deluxe Products Div Walker Mfg Co
4820-01-212-997178584-1 INTERCHANGEABLE
Valve,butterfly
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5935-01-270-000278584 INTERCHANGEABLE
Connector,receptacle,electrical
Finnigan Corporation
5310-01-711-064778584 INTERCHANGEABLE
Washer,flat
Williams International Co., L.l.c.
Cross-Reference Index
Part NumberManufacturer
78584 PRIMARY Mine Safety Appliances Company (USA)
Related Parts
3110-00-100-0229INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
2940-00-376-8578INTERCHANGEABLE
FILTER ELEMENT,FLUID
4320512
4820-01-212-9971INTERCHANGEABLE
VALVE,BUTTERFLY
78584-1
5935-01-270-0002INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
78584
5310-01-711-0647INTERCHANGEABLE
WASHER,FLAT
78584

Frequently Asked Questions

What is NSN 4240-01-160-8531?

NSN 4240-01-160-8531 is a Valve,inhalation, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-160-8531?

NSN 4240-01-160-8531 has 1 cross-referenced part number: 78584 (Mine Safety Appliances Company).

What NSN replaces 4240-01-160-8531?

There are 5 known substitutes for 4240-01-160-8531: 3110-00-100-0229, 2940-00-376-8578, 4820-01-212-9971 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 78584?

Key specifications for 78584: End Item Identification: ULTRA TWIN RESPIRATOR,DUSTFOE 88 RESPIRATOR AND BELT MOUNTED RESPIRATOR; General Characteristics Item Description: 2 REQUIRED; 1.188 IN. OD; 0.109 IN. ID IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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