PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4651Knob

Electro Scientific Industries Inc · NSN 5355-00-818-4175 · FSC 5355 · No Item Name Available
Verified by PartsTable
NSN 5355-00-818-4175 — this item is cataloged by the U.S. Government under National Stock Number 5355-00-818-4175. Primary manufacturer part number: 4651.
Features
  • Knob — FSC 5355
  • Outside Diameter: 1.000 INCHES MAXIMUM IN
  • Style Designator: CROWN
  • Inside Diameter: 0.250 INCHES NOMINAL IN
  • Attachment Method: SETSCREWS
  • Gripping Surface Condition: SMOOTH
  • Shaft Accommodation Style: ROUND
  • Setscrew Hole Quantity: 2
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Knob, cataloged under National Stock Number 5355-00-818-4175, is classified within Federal Supply Class 5355 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Electro Scientific Industries Inc. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5355-00-818-4175
Primary Part Number4651
Item NameKnob
FSC / FSG5355 / 53 — No Item Name Available
ManufacturerElectro Scientific Industries Inc
StatusACTIVE
Outside Diameter1.000 INCHES MAXIMUM IN
Style DesignatorCROWN
Inside Diameter0.250 INCHES NOMINAL IN
Attachment MethodSETSCREWS
Gripping Surface ConditionSMOOTH
Shaft Accommodation StyleROUND
Setscrew Hole Quantity2
Screw Drive TypeHEXAGON SOCKET
ColorBLACK
Overall Thickness0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-082-4662 INTERCHANGEABLE
Terminal Board
3110-00-100-3135 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5960-00-118-2866 INTERCHANGEABLE
Electron Tube
6515-00-436-18814650 INTERCHANGEABLE
Suture Removal Kit
Cardinal Health 200, Llc
6105-00-519-29834651 INTERCHANGEABLE
Motor,alternating Current
Western Sky Industries Inc Dba Electromech Techologies
5950-00-802-85854651 INTERCHANGEABLE
Coil,radio Frequency
Bourns Inc
1560-00-806-46554651 INTERCHANGEABLE
Seal,nacelle
Flexco, Inc
5120-00-935-465111595182 INTERCHANGEABLE
Wrench,socket
U S Army Tank Automotive Command Amsta-Im-Mm
6250-00-951-1110 INTERCHANGEABLE
Lampholder
4820-00-981-1338465-1 INTERCHANGEABLE
Cartridge,needle Valve
Admiral Valve Llc Dba Cpv Manufacturing
Cross-Reference Index
Part NumberManufacturer
4651 Electro Scientific Industries Inc (USA)
4651 PRIMARY Electro Scientific Industries Inc (USA)
Related Parts
5940-00-082-4662INTERCHANGEABLE
TERMINAL BOARD
3110-00-100-3135INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5960-00-118-2866INTERCHANGEABLE
ELECTRON TUBE
6515-00-436-1881INTERCHANGEABLE
SUTURE REMOVAL KIT
4650
6105-00-519-2983INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
4651
5950-00-802-8585INTERCHANGEABLE
COIL,RADIO FREQUENCY
4651
1560-00-806-4655INTERCHANGEABLE
SEAL,NACELLE
4651
5120-00-935-4651INTERCHANGEABLE
WRENCH,SOCKET
11595182
6250-00-951-1110INTERCHANGEABLE
LAMPHOLDER
4820-00-981-1338INTERCHANGEABLE
CARTRIDGE,NEEDLE VALVE
465-1
5330-01-071-0052INTERCHANGEABLE
PACKING,PREFORMED
5970-01-084-3506INTERCHANGEABLE
INSULATOR,PLATE
4651

Frequently Asked Questions

What is NSN 5355-00-818-4175?

NSN 5355-00-818-4175 is a Knob, manufactured by Electro Scientific Industries Inc, classified under FSC 5355 (No Item Name Available). Status: active.

What are the part numbers for NSN 5355-00-818-4175?

NSN 5355-00-818-4175 has 2 cross-referenced part numbers: 4651 (Electro Scientific Industries Inc), 4651 (Electro Scientific Industries Inc).

What NSN replaces 5355-00-818-4175?

There are 12 known substitutes for 5355-00-818-4175: 5940-00-082-4662, 3110-00-100-3135, 5960-00-118-2866 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4651?

Key specifications for 4651: Outside Diameter: 1.000 INCHES MAXIMUM IN; Style Designator: CROWN; Inside Diameter: 0.250 INCHES NOMINAL IN; Attachment Method: SETSCREWS. 11 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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