PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-286-4 ITEM 51Guard,switch

L3 Technologies, Inc. · NSN 5930-01-441-2766 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-441-2766 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-441-2766. Primary manufacturer part number: 40-286-4 ITEM 51.
Features
  • Guard,switch — FSC 5930
  • 2 verified cross-references
  • Primary manufacturer: L3 Technologies, Inc.
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Guard,switch, cataloged under National Stock Number 5930-01-441-2766, 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 L3 Technologies, Inc.. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGuard,switch
FSC / FSG5930 — No Item Name Available (FSG 59)
ManufacturersL3 Technologies, Inc. (CAGE 28199)
Technical Specifications
ParameterValue
NSN5930-01-441-2766
Primary Part Number40-286-4 ITEM 51
Item NameGuard,switch
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4210-00-215-130510-2958 INTERCHANGEABLE
Float Assembly,lower Suction Lin
Tyco Fire Products Lp
8145-01-426-1420102958 INTERCHANGEABLE
Shipping and Storage Container,a
Prc Composites, Llc Dba Globe Plastics
8340-01-515-297920184 INTERCHANGEABLE
Cover,prep Side
Berg Manufacturing, Inc.
4720-01-594-6814102958 INTERCHANGEABLE
Hose Assembly,air Duct,air Breat
Aqualung Usa, Inc
Cross-Reference Index
Part NumberManufacturer
40-286-4 ITEM 51 L3 Technologies, Inc. (USA)
10-2958 L3 Technologies, Inc. (USA)
Related Parts
4210-00-215-1305INTERCHANGEABLE
FLOAT ASSEMBLY,LOWER SUCTION LIN
10-2958
8145-01-426-1420INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,A
102958
8340-01-515-2979INTERCHANGEABLE
COVER,PREP SIDE
20184
4720-01-594-6814INTERCHANGEABLE
HOSE ASSEMBLY,AIR DUCT,AIR BREAT
102958

Frequently Asked Questions

What is NSN 5930-01-441-2766?

NSN 5930-01-441-2766 is a Guard,switch, manufactured by L3 Technologies, Inc., classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-441-2766?

NSN 5930-01-441-2766 has 2 cross-referenced part numbers: 40-286-4 ITEM 51 (L3 Technologies, Inc.), 10-2958 (L3 Technologies, Inc.).

What NSN replaces 5930-01-441-2766?

There are 4 known substitutes for 5930-01-441-2766: 4210-00-215-1305, 8145-01-426-1420, 8340-01-515-2979 and 1 more. Verify interchangeability with system specifications before substitution.

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