PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54343-B6Screw,machine

L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · NSN 5305-01-494-0294 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-494-0294 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-494-0294. Primary manufacturer part number: 54343-B6.
Features
  • Screw,machine — FSC 5305
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH ACTIVITY HX QUALITY CONTROL,
  • 2 verified cross-references
  • Primary manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-494-0294, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-494-0294
Primary Part Number54343-B6
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerL3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH ACTIVITY HX QUALITY CONTROL,
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5935-00-146-0036818-5 INTERCHANGEABLE
Retainer Electrical
Bi Technologies Corporation Div Bi Technologies Corp.
4030-00-249-2973 INTERCHANGEABLE
Socket,wire Rope
5930-00-389-92573160400-1 INTERCHANGEABLE
Switch,pressure
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5305-00-448-14108185 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
3010-00-580-48718-185 INTERCHANGEABLE
Universal Joint,nonvehicular
Apex Tool Group, Llc
6625-00-966-1933 INTERCHANGEABLE
Ammeter
5305-01-233-866354343B06 INTERCHANGEABLE
Screw,machine
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
5120-01-349-1394 INTERCHANGEABLE
Wrench,box
6145-01-590-26638185 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
6515-01-652-7979 INTERCHANGEABLE
Guide Wire,pressure
Cross-Reference Index
Part NumberManufacturer
54343-B6 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
8-18-5 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
5935-00-146-0036INTERCHANGEABLE
RETAINER ELECTRICAL
818-5
4030-00-249-2973INTERCHANGEABLE
SOCKET,WIRE ROPE
5930-00-389-9257INTERCHANGEABLE
SWITCH,PRESSURE
3160400-1
5305-00-448-1410INTERCHANGEABLE
SCREW,MACHINE
8185
3010-00-580-4871INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
8-185
6625-00-966-1933INTERCHANGEABLE
AMMETER
5305-01-233-8663INTERCHANGEABLE
SCREW,MACHINE
54343B06
5120-01-349-1394INTERCHANGEABLE
WRENCH,BOX
6145-01-590-2663INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8185
6515-01-652-7979INTERCHANGEABLE
GUIDE WIRE,PRESSURE

Frequently Asked Questions

What is NSN 5305-01-494-0294?

NSN 5305-01-494-0294 is a Screw,machine, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-494-0294?

NSN 5305-01-494-0294 has 2 cross-referenced part numbers: 54343-B6 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 8-18-5 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What NSN replaces 5305-01-494-0294?

There are 10 known substitutes for 5305-01-494-0294: 5935-00-146-0036, 4030-00-249-2973, 5930-00-389-9257 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54343-B6?

Key specifications for 54343-B6: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH ACTIVITY HX QUALITY CONTROL,. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com