PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

612-4Screwdriver,flat Tip

Klein Tools Inc · NSN 5120-01-658-4022 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-658-4022 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-658-4022. Primary manufacturer part number: 612-4.
Features
  • Screwdriver,flat Tip — FSC 5120
  • Surface Treatment: CHROMIUM BLADE
  • Material: PLASTIC HANDLE
  • Length: 4.000 INCHES NOMINAL BLADE IN
  • Color: BLACK HANDLE
  • Width: 0.125 INCHES NOMINAL TIP IN
  • Features Provided: CUSHION GRIP
  • Material: STEEL BLADE
Applications
  • Applications requiring Plastic Handle construction
General Description

The Screwdriver,flat Tip, cataloged under National Stock Number 5120-01-658-4022, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Klein Tools Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN5120-01-658-4022
Primary Part Number612-4
Item NameScrewdriver,flat Tip
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerKlein Tools Inc
StatusACTIVE
Surface TreatmentCHROMIUM BLADE
MaterialPLASTIC HANDLE
Length4.000 INCHES NOMINAL BLADE IN
ColorBLACK HANDLE
Width0.125 INCHES NOMINAL TIP IN
Features ProvidedCUSHION GRIP
MaterialSTEEL BLADE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-159-948828318D INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
6115-00-474-3582 INTERCHANGEABLE
Shield Assy-Ign---a
5955-00-525-5679154029P4 INTERCHANGEABLE
Crystal Unit,quartz
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
6130-00-551-83126124 INTERCHANGEABLE
Power Supply
Oriel Corp
6210-00-919-3668 INTERCHANGEABLE
Fixture,lighting
5905-01-257-037861-24 INTERCHANGEABLE
Resistor,fixed,composition
Varo Llc
4140-01-274-04196124 INTERCHANGEABLE
Fan,vaneaxial
Ebm Industries Inc Dba Ebm Papst
5360-01-328-684161-24 INTERCHANGEABLE
Spring,helical,compression
Rgi Inc Dba Rgi Inc
6350-01-376-16626124 INTERCHANGEABLE
Horn,signal
Faraday Llc
5120-01-393-15206124 INTERCHANGEABLE
Socket,socket Wrench
Wright Tool Co
Cross-Reference Index
Part NumberManufacturer
612-4 PRIMARY Klein Tools Inc (USA)
Related Parts
3110-00-159-9488INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
28318D
6115-00-474-3582INTERCHANGEABLE
SHIELD ASSY-IGN---A
5955-00-525-5679INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
154029P4
6130-00-551-8312INTERCHANGEABLE
POWER SUPPLY
6124
6210-00-919-3668INTERCHANGEABLE
FIXTURE,LIGHTING
5905-01-257-0378INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
61-24
4140-01-274-0419INTERCHANGEABLE
FAN,VANEAXIAL
6124
5360-01-328-6841INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
61-24
6350-01-376-1662INTERCHANGEABLE
HORN,SIGNAL
6124
5120-01-393-1520INTERCHANGEABLE
SOCKET,SOCKET WRENCH
6124
5136-01-431-1846INTERCHANGEABLE
DIE,THREAD CUTTING
6124
3040-01-511-0264INTERCHANGEABLE
HUB,BODY
6124-999-000

Frequently Asked Questions

What is NSN 5120-01-658-4022?

NSN 5120-01-658-4022 is a Screwdriver,flat Tip, manufactured by Klein Tools Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-658-4022?

NSN 5120-01-658-4022 has 1 cross-referenced part number: 612-4 (Klein Tools Inc).

What NSN replaces 5120-01-658-4022?

There are 12 known substitutes for 5120-01-658-4022: 3110-00-159-9488, 6115-00-474-3582, 5955-00-525-5679 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 612-4?

Key specifications for 612-4: Surface Treatment: CHROMIUM BLADE; Material: PLASTIC HANDLE; Length: 4.000 INCHES NOMINAL BLADE IN; Color: BLACK HANDLE. 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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