PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

802710Adapter,quick Check

Mine Safety Appliances Company · NSN 4240-01-391-8241 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-391-8241 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-391-8241. Primary manufacturer part number: 802710.
Features
  • Adapter,quick Check — FSC 4240
  • Material: PLASTIC
  • 1 verified cross-reference
  • Primary manufacturer: Mine Safety Appliances Company
Applications
  • Applications requiring Plastic construction
General Description

The Adapter,quick Check, cataloged under National Stock Number 4240-01-391-8241, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4240-01-391-8241
Primary Part Number802710
Item NameAdapter,quick Check
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
MaterialPLASTIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5360-00-359-9139235G44-9 INTERCHANGEABLE
Spring,helical,compression
Cam Fabricated Systems Inc
5340-01-412-700600002380 INTERCHANGEABLE
Snap Hook
Valley Forge Flag Company, Llc
Cross-Reference Index
Part NumberManufacturer
802710 PRIMARY Mine Safety Appliances Company (USA)
Related Parts
5360-00-359-9139INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
235G44-9
5340-01-412-7006INTERCHANGEABLE
SNAP HOOK
00002380

Frequently Asked Questions

What is NSN 4240-01-391-8241?

NSN 4240-01-391-8241 is a Adapter,quick Check, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-391-8241?

NSN 4240-01-391-8241 has 1 cross-referenced part number: 802710 (Mine Safety Appliances Company).

What NSN replaces 4240-01-391-8241?

There are 2 known substitutes for 4240-01-391-8241: 5360-00-359-9139, 5340-01-412-7006. Verify interchangeability with system specifications before substitution.

What are the specifications of 802710?

Key specifications for 802710: Material: PLASTIC; Special Features: ATTACHES TO THE EXHALATION VALVE OF THE FACEPIECE; USED FOR QUANTITATIVE FIT TESTING; SOLE SOURCE REQUIRED BY STATUTE 6.302; End Item Identification: ADVANTAGE 100 AND 1000 RESPIRATORS. 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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