PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6551Handle,switch

Square D Company Dba Schneider Electric · NSN 5930-00-646-5596 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-646-5596 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-646-5596. Primary manufacturer part number: 6551.
Features
  • Handle,switch — FSC 5930
  • Nominal Thread Size: 0.312 INCHES IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
  • Material: WOOD HANDLE
  • Mounting Facility Quantity: 4
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.375 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
  • Mounting Method: THREADED HOLE(S)
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Steel Overall construction
General Description

The Handle,switch, cataloged under National Stock Number 5930-00-646-5596, 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 Square D Company Dba Schneider Electric. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-646-5596
Primary Part Number6551
Item NameHandle,switch
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSquare D Company Dba Schneider Electric
StatusACTIVE
Nominal Thread Size0.312 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
MaterialWOOD HANDLE
Mounting Facility Quantity4
Center to Center Distance Between Mounting Facilities Parallel to Length1.375 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
Mounting MethodTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4310-00-120-00386551 INTERCHANGEABLE
Cup,bearing
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5365-00-200-6390A2094 INTERCHANGEABLE
Bushing,nonmetallic
H20 Tank Inc U S Motors Div
4730-00-231-5605 INTERCHANGEABLE
Elbow,pipe
1680-00-323-41966551C INTERCHANGEABLE
Cap,nibble Protecto
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5120-00-542-2348 INTERCHANGEABLE
Tweezers,craftsman's
5950-00-583-091110-20076-2 INTERCHANGEABLE
Transformer,power Autotransforme
The Boeing Company Div Legacy Wichita
3110-00-606-1842LM11910 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5960-00-669-6810 INTERCHANGEABLE
Electron Tube
3455-01-110-3521 INTERCHANGEABLE
Reamer,machine
5120-01-176-38876551 INTERCHANGEABLE
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Central Tools, Inc.
Cross-Reference Index
Part NumberManufacturer
6551 Square D Company Dba Schneider Electric (USA)
6551 Filnor Inc (USA)
Related Parts
4310-00-120-0038INTERCHANGEABLE
CUP,BEARING
6551
5365-00-200-6390INTERCHANGEABLE
BUSHING,NONMETALLIC
A2094
4730-00-231-5605INTERCHANGEABLE
ELBOW,PIPE
1680-00-323-4196INTERCHANGEABLE
CAP,NIBBLE PROTECTO
6551C
5120-00-542-2348INTERCHANGEABLE
TWEEZERS,CRAFTSMAN'S
5950-00-583-0911INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
10-20076-2
3110-00-606-1842INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
LM11910
5960-00-669-6810INTERCHANGEABLE
ELECTRON TUBE
3455-01-110-3521INTERCHANGEABLE
REAMER,MACHINE
5120-01-176-3887INTERCHANGEABLE
SCREWDRIVER SET,JEWELER'S,SWIVEL
6551
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NEEDLE,SEWING MACHINE
6551
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GASKET
6551

Frequently Asked Questions

What is NSN 5930-00-646-5596?

NSN 5930-00-646-5596 is a Handle,switch, manufactured by Square D Company Dba Schneider Electric, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-646-5596?

NSN 5930-00-646-5596 has 2 cross-referenced part numbers: 6551 (Square D Company Dba Schneider Electric), 6551 (Filnor Inc).

What NSN replaces 5930-00-646-5596?

There are 12 known substitutes for 5930-00-646-5596: 4310-00-120-0038, 5365-00-200-6390, 4730-00-231-5605 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6551?

Key specifications for 6551: Nominal Thread Size: 0.312 INCHES IN; Overall Length: 9.656 INCHES NOMINAL IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material: STEEL OVERALL. 9 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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