PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42487Bottom Subassy,case

Mine Safety Appliances Company · NSN 6665-00-389-8375 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-00-389-8375 — this item is cataloged by the U.S. Government under National Stock Number 6665-00-389-8375. Primary manufacturer part number: 42487.
Features
  • Bottom Subassy,case — FSC 6665
  • 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 Bottom Subassy,case, cataloged under National Stock Number 6665-00-389-8375, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mine Safety Appliances Company. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBottom Subassy,case
FSC / FSG6665 — No Item Name Available (FSG 66)
ManufacturersMine Safety Appliances Company (CAGE 55799)
Technical Specifications
ParameterValue
NSN6665-00-389-8375
Primary Part Number42487
Item NameBottom Subassy,case
FSC / FSG6665 / 66 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1630-00-032-61025001702 INTERCHANGEABLE
Disc,brake
Meggitt Aircraft Braking Systems Corporation
5330-00-168-457045010 INTERCHANGEABLE
Gasket
Leroi International Inc Dba Compair Leroi
6515-00-385-3900736250-0001 INTERCHANGEABLE
Tube,connecting,surgical Apparat
Kontes Glass Co
1660-00-794-0869450-10A INTERCHANGEABLE
Hardshell,oxygen Mask,aircraft
Avox Systems Inc Dba Avox Systems Inc
4310-01-006-4238 INTERCHANGEABLE
Cover Outer
3710-01-032-6795450-10 INTERCHANGEABLE
Seeder Attachment,seed Drill
Deere & Co
4820-01-039-335145010 INTERCHANGEABLE
Disk,rupturable
Tyco Fire Products Lp
5930-01-075-574742487 INTERCHANGEABLE
Switch
Dressta North America Ltd
5962-01-177-072342487 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5950-01-211-80111128EDC125 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
45010 Mine Safety Appliances Company (USA)
42487 PRIMARY Mine Safety Appliances Company (USA)
Related Parts
1630-00-032-6102INTERCHANGEABLE
DISC,BRAKE
5001702
5330-00-168-4570INTERCHANGEABLE
GASKET
45010
6515-00-385-3900INTERCHANGEABLE
TUBE,CONNECTING,SURGICAL APPARAT
736250-0001
1660-00-794-0869INTERCHANGEABLE
HARDSHELL,OXYGEN MASK,AIRCRAFT
450-10A
4310-01-006-4238INTERCHANGEABLE
COVER OUTER
3710-01-032-6795INTERCHANGEABLE
SEEDER ATTACHMENT,SEED DRILL
450-10
4820-01-039-3351INTERCHANGEABLE
DISK,RUPTURABLE
45010
5930-01-075-5747INTERCHANGEABLE
SWITCH
42487
5962-01-177-0723INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42487
5950-01-211-8011INTERCHANGEABLE
TRANSFORMER,POWER
1128EDC125
5325-01-231-7342INTERCHANGEABLE
RING,RETAINING
5980-01-261-4288INTERCHANGEABLE
LIGHT EMITTING DIODE
45010

Frequently Asked Questions

What is NSN 6665-00-389-8375?

NSN 6665-00-389-8375 is a Bottom Subassy,case, manufactured by Mine Safety Appliances Company, classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-00-389-8375?

NSN 6665-00-389-8375 has 2 cross-referenced part numbers: 45010 (Mine Safety Appliances Company), 42487 (Mine Safety Appliances Company).

What NSN replaces 6665-00-389-8375?

There are 12 known substitutes for 6665-00-389-8375: 1630-00-032-6102, 5330-00-168-4570, 6515-00-385-3900 and 9 more. Verify interchangeability with system specifications before substitution.

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