PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

285379Relay-Switch

Mallinckrodt Inc Forma Scientific Div · NSN 5999-01-255-9999 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-255-9999 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-255-9999. Primary manufacturer part number: 285379.
Features
  • Relay-Switch — FSC 5999
  • 3 verified cross-references
  • Primary manufacturer: Mallinckrodt Inc Forma Scientific Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Relay-Switch, cataloged under National Stock Number 5999-01-255-9999, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Mallinckrodt Inc Forma Scientific Div. This item has 3 commercial cross-references from 2 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
NSN5999-01-255-9999
Primary Part Number285379
Item NameRelay-Switch
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerMallinckrodt Inc Forma Scientific Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeC
Unit of IssueEA
SMR CodeL
Verified Substitutes 2
5998-01-257-16881500MC-12 SUCCESSOR
Circuit Card Assembly
Thermo Shandon Inc Dba Shandon Inc Div Anatomical Pathology
5307-00-359-124312247 INTERCHANGEABLE
Stud,shouldered
Budd Co the
Cross-Reference Index
Part NumberManufacturer
285379 Mallinckrodt Inc Forma Scientific Div (USA)
NAVAL REPAIR PART Naval Medical Material Support Command Detachment (USA)
LL-H38-3506 Naval Medical Material Support Command Detachment (USA)
Related Parts
5998-01-257-1688SUCCESSOR
CIRCUIT CARD ASSEMBLY
1500MC-12
5307-00-359-1243INTERCHANGEABLE
STUD,SHOULDERED
12247

Frequently Asked Questions

What is NSN 5999-01-255-9999?

NSN 5999-01-255-9999 is a Relay-Switch, manufactured by Mallinckrodt Inc Forma Scientific Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-255-9999?

NSN 5999-01-255-9999 has 3 cross-referenced part numbers: 285379 (Mallinckrodt Inc Forma Scientific Div), NAVAL REPAIR PART (Naval Medical Material Support Command Detachment), LL-H38-3506 (Naval Medical Material Support Command Detachment).

What NSN replaces 5999-01-255-9999?

There are 2 known substitutes for 5999-01-255-9999: 5998-01-257-1688, 5307-00-359-1243. Verify interchangeability with system specifications before substitution.

What are the specifications of 285379?

Key specifications for 285379: Special Features: REPAIR PART MOD 2032 BLOOD THAWING BATH 6530-01-251-5414; Special Features: REPAIR PART MOD 2032 BLOOD THAWING BATH 6530-01-251-5414. 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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