PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

62121-2Switch,pressure

Hdt Expeditionary Systems Inc · NSN 5930-01-620-1839 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-620-1839 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-620-1839. Primary manufacturer part number: 62121-2.
Features
  • Switch,pressure — FSC 5930
  • 2 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-01-620-1839, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSwitch,pressure
FSC / FSG5930 — No Item Name Available (FSG 59)
ManufacturersDrs Environmental Systems Inc (CAGE 5RQL2); Hdt Expeditionary Systems Inc (CAGE 92878)
Technical Specifications
ParameterValue
NSN5930-01-620-1839
Primary Part Number62121-2
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5905-00-116-8566 INTERCHANGEABLE
Resistor,fixed,composition
9535-00-322-37586212-1-2 INTERCHANGEABLE
Shim Stock
Tactair Fluid Controls Inc
5920-00-633-02226212-1-2 INTERCHANGEABLE
Knob Assy
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
62121-2 Drs Environmental Systems Inc (USA)
62121-2 PRIMARY Hdt Expeditionary Systems Inc (USA)
Related Parts
5905-00-116-8566INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
9535-00-322-3758INTERCHANGEABLE
SHIM STOCK
6212-1-2
5920-00-633-0222INTERCHANGEABLE
KNOB ASSY
6212-1-2

Frequently Asked Questions

What is NSN 5930-01-620-1839?

NSN 5930-01-620-1839 is a Switch,pressure, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-620-1839?

NSN 5930-01-620-1839 has 2 cross-referenced part numbers: 62121-2 (Drs Environmental Systems Inc), 62121-2 (Hdt Expeditionary Systems Inc).

What NSN replaces 5930-01-620-1839?

There are 3 known substitutes for 5930-01-620-1839: 5905-00-116-8566, 9535-00-322-3758, 5920-00-633-0222. Verify interchangeability with system specifications before substitution.

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