PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10093968Insert,optical,chemical-Biologic

Mine Safety Appliances Company, Llc Dba M S a · NSN 6540-01-565-0587 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-565-0587 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-565-0587. Primary manufacturer part number: 10093968.
Features
  • Insert,optical,chemical-Biologic — FSC 6540
  • 3 verified cross-references
  • Primary manufacturer: Mine Safety Appliances Company, Llc Dba M S a
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insert,optical,chemical-Biologic, cataloged under National Stock Number 6540-01-565-0587, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Mine Safety Appliances Company, Llc Dba M S a. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6540-01-565-0587
Primary Part Number10093968
Item NameInsert,optical,chemical-Biologic
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerMine Safety Appliances Company, Llc Dba M S a
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5310-00-637-08278574 INTERCHANGEABLE
Nut,plain,cap
Brinkley Technology Group Llc Dba Hercules Manufacturing
4730-00-837-1382 INTERCHANGEABLE
Coupling,pipe
Cross-Reference Index
Part NumberManufacturer
10093968 Mine Safety Appliances Company, Llc Dba M S a (USA)
8574 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
6540NCM082657 Defense Medical Standardization Board (USA)
Related Parts
5310-00-637-0827INTERCHANGEABLE
NUT,PLAIN,CAP
8574
4730-00-837-1382INTERCHANGEABLE
COUPLING,PIPE

Frequently Asked Questions

What is NSN 6540-01-565-0587?

NSN 6540-01-565-0587 is a Insert,optical,chemical-Biologic, manufactured by Mine Safety Appliances Company, Llc Dba M S a, classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-565-0587?

NSN 6540-01-565-0587 has 3 cross-referenced part numbers: 10093968 (Mine Safety Appliances Company, Llc Dba M S a), 8574 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), 6540NCM082657 (Defense Medical Standardization Board).

What NSN replaces 6540-01-565-0587?

There are 2 known substitutes for 6540-01-565-0587: 5310-00-637-0827, 4730-00-837-1382. Verify interchangeability with system specifications before substitution.

What are the specifications of 10093968?

Key specifications for 10093968: Part Name Assigned by Controlling Agency: SPECTACLE KIT CAGE TYPE MEDIUM; Special Features: STRAPLESS SPECTACLE INSERT ENABLING VISION CORRECTION WHEN WEARING PROTECTIVE GAS MASK; WIRE FRAME FOLLOWS THE PERIPHERY OF THE GAS MASK VISOR AND SUSPENDS SPECTACLE FRAME FROM ABOVE; INCLUDES: FRAME ASSEMBLY P/N 493583, SUPPORT ASSEMBLY P/N 10093971, GUIDE P/N 454816, LABEL AND INSTRUCTIONS P/N 10094791; FOR USE WITH MCU-2P GAS MASK AS WELL AS MSAS MILLENIUM GAS MASK P/N 10051287 (MEDIUM). 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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