PartsTable TECHNICAL DATA SHEET
NSN 5940-01-491-4388Government record, cited

Top Case5940-01-491-4388

NSN 5940-01-491-4388 · NIIN 014914388 · Part number 457850
Mine Safety Appliances Company · FSC 5940 — Lugs, Terminals, and Terminal Strips · FSG 59 — Electrical and Electronic Equipment Components · CAGE 55799
Government record, cited
NSN 5940-01-491-4388 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-491-4388. Manufacturer of record part number: 457850.
Also searched as  5940-01-491-4388 · 5940014914388 · NIIN 014914388 · 01-491-4388 · FSC 5940 Lugs, Terminals, and Terminal Strips · CAGE 55799 · 457850
Nearby stock numbers  ·
Features
  • Top Case — FSC 5940
  • 1 manufacturer part number on file
  • Manufacturer of record: Mine Safety Appliances Company
Identification
  • NSN: 5940-01-491-4388
  • NIIN: 014914388
  • FSC: 5940 — Lugs, Terminals, and Terminal Strips
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 457850
  • Manufacturer: Mine Safety Appliances Company
General Description

The Top Case, cataloged under National Stock Number 5940-01-491-4388, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mine Safety Appliances Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-01-491-4388
Primary Part Number457850
Item NameTop Case
FSC / FSG5940 / 59 — Lugs, Terminals, and Terminal Strips
ManufacturerMine Safety Appliances Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
457850 PRIMARY Mine Safety Appliances Company (USA)
No interchangeability data on file.
Other items in FSC 5940 — Lugs, Terminals, and Terminal Strips
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5940-00-000-0045
TERMINAL BOARD ASSEMBLY
5940-00-000-0235
5940-00-000-0235 · Item name not on file
5940-00-001-1331
5940-00-001-1331 · Item name not on file
5940-00-001-1332
5940-00-001-1332 · Item name not on file
5940-00-001-1333
5940-00-001-1333 · Item name not on file
5940-00-001-1335
5940-00-001-1335 · Item name not on file
5940-00-001-1336
5940-00-001-1336 · Item name not on file
5940-00-001-1358
5940-00-001-1358 · Item name not on file

Frequently Asked Questions

What is NSN 5940-01-491-4388?

NSN 5940-01-491-4388 is a Top Case, manufactured by Mine Safety Appliances Company, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.

What part numbers are listed for NSN 5940-01-491-4388?

NSN 5940-01-491-4388 has 1 manufacturer part number on file: 457850 (Mine Safety Appliances Company).

What are the specifications of 457850?

Key specifications for 457850: Part Name Assigned by Controlling Agency: TOP CASE SILKSCREEN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5940-01-491-4388 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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