PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

807876Facepiece,breathing Equipment

Mine Safety Appliances Company · NSN 4240-01-249-3192 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-249-3192 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-249-3192. Primary manufacturer part number: 807876.
Features
  • Facepiece,breathing Equipment — FSC 4240
  • Criticality Code Justification: FEAT
  • 2 verified cross-references
  • Primary manufacturer: Mine Safety Appliances Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Facepiece,breathing Equipment, cataloged under National Stock Number 4240-01-249-3192, 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 2 commercial cross-references 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
NSN4240-01-249-3192
Primary Part Number807876
Item NameFacepiece,breathing Equipment
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3020-00-021-31851770759 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2530-00-288-08512240S435 INTERCHANGEABLE
Lining,friction
Meritor Heavy Vehicle Systems, Llc
5962-01-097-3897 INTERCHANGEABLE
Microcircuit,digital
5310-01-420-3165 INTERCHANGEABLE
Washer,spring Tension
4730-01-423-9180YMD-6844 INTERCHANGEABLE
Manifold Assembly,hydraulic
Appleton Marine Inc
Cross-Reference Index
Part NumberManufacturer
807876 PRIMARY Mine Safety Appliances Company (USA)
93114 Mine Safety Appliances Company (USA)
Related Parts
3020-00-021-3185INTERCHANGEABLE
GEAR,SPUR
1770759
2530-00-288-0851INTERCHANGEABLE
LINING,FRICTION
2240S435
5962-01-097-3897INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5310-01-420-3165INTERCHANGEABLE
WASHER,SPRING TENSION
4730-01-423-9180INTERCHANGEABLE
MANIFOLD ASSEMBLY,HYDRAULIC
YMD-6844

Frequently Asked Questions

What is NSN 4240-01-249-3192?

NSN 4240-01-249-3192 is a Facepiece,breathing Equipment, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-249-3192?

NSN 4240-01-249-3192 has 2 cross-referenced part numbers: 807876 (Mine Safety Appliances Company), 93114 (Mine Safety Appliances Company).

What NSN replaces 4240-01-249-3192?

There are 5 known substitutes for 4240-01-249-3192: 3020-00-021-3185, 2530-00-288-0851, 5962-01-097-3897 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 807876?

Key specifications for 807876: Special Features: HALF MASK; RUBBER; MEDIUM; BLACK; BLANK W/RUBBER BUTTON; SOLE SOURCE REQUIRED BY STATUTE 6.302; End Item Identification: RESPIRATOR,MINE SAFETY APPLIANCES CO,MODEL COMFO II; Criticality Code Justification: FEAT. 3 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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