PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S8 1/4Nutdriver

Klein Tools Inc · NSN 5120-00-241-3188 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-241-3188 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-241-3188. Primary manufacturer part number: S8 1/4.
Features
  • Nutdriver — FSC 5120
  • Material: STEEL SHAFT
  • Wrenching Surface Shape: HEXAGON SINGLE END
  • Material: PLASTIC HANDLE
  • Features Provided: COLOR CODED HANDLE AND HOLLOW SHAFT
  • Specification/standard Data: 05047-ASME B107.12 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Handle Color: RED
  • Wrenching Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Shaft construction
General Description

The Nutdriver, cataloged under National Stock Number 5120-00-241-3188, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-241-3188
Primary Part NumberS8 1/4
Item NameNutdriver
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerKlein Tools Inc
StatusCANCELLED
MaterialSTEEL SHAFT
Wrenching Surface ShapeHEXAGON SINGLE END
MaterialPLASTIC HANDLE
Features ProvidedCOLOR CODED HANDLE AND HOLLOW SHAFT
Specification/standard Data05047-ASME B107.12 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Handle ColorRED
Wrenching Surface Size0.250 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE AND 2 CLASS AND A STYLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5365-00-079-9897 INTERCHANGEABLE
Shim
2815-00-097-1879 INTERCHANGEABLE
Base,motor Support
3110-00-108-9346177039-65 INTERCHANGEABLE
Bearing,ball,annular
Naval Sea Systems Command
8010-00-133-5414 INTERCHANGEABLE
Thinner,paint Products
6110-00-152-8967S8 INTERCHANGEABLE
Panel,power Distribution
Lidgerwood Manufacturing Company Dba Lidgerwood Manufacturing Co Div Lidgerwood Manufacuring Co
6240-00-155-8684 INTERCHANGEABLE
Lamp,incandescent
3110-00-155-8869056-9 INTERCHANGEABLE
Bearing,ball,annular
Lockheed Martin Corporation Div Rms - Mitchel Field
3110-00-156-4592102668-2 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-00-222-1499 INTERCHANGEABLE
Nutdriver
5120-00-224-2596 INTERCHANGEABLE
Nutdriver
Cross-Reference Index
Part NumberManufacturer
S8 1/4 Klein Tools Inc (USA)
3408 Stevens Walden Inc (USA)
10163150 Nimikkeistokeskus Ncb Finland (FIN)
S8 Klein Tools Inc (USA)
B107.12 TY1CL2STA General Services Administration Federal Supply Service (USA)
B107.12 The American Society of Mechanical Engineers (USA)
41W2877-110 General Stores Supply Office (USA)
GGG-W-657 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
0742 2908 Blackwood J. Blackwood & Son Pty Ltd (AUS)
ND8 Napa Auto Parts and Service Inc (USA)
NHTD803 Napa Auto Parts and Service Inc (USA)
S8 1/4 Vaco Products Co (USA)
GGG-W-657 TY1 General Services Administration Federal Supply Service (USA)
S8 Vaco Products Co (USA)
A-A-2382 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5365-00-079-9897INTERCHANGEABLE
SHIM
2815-00-097-1879INTERCHANGEABLE
BASE,MOTOR SUPPORT
3110-00-108-9346INTERCHANGEABLE
BEARING,BALL,ANNULAR
177039-65
8010-00-133-5414INTERCHANGEABLE
THINNER,PAINT PRODUCTS
6110-00-152-8967INTERCHANGEABLE
PANEL,POWER DISTRIBUTION
S8
6240-00-155-8684INTERCHANGEABLE
LAMP,INCANDESCENT
3110-00-155-8869INTERCHANGEABLE
BEARING,BALL,ANNULAR
056-9
3110-00-156-4592INTERCHANGEABLE
BEARING,BALL,ANNULAR
102668-2
5120-00-222-1499INTERCHANGEABLE
NUTDRIVER
5120-00-224-2596INTERCHANGEABLE
NUTDRIVER
5120-00-224-2599INTERCHANGEABLE
NUTDRIVER
3441-00-239-0702INTERCHANGEABLE
BRAKE MACHINE,SHEET METAL,HAND O
157000814

Frequently Asked Questions

What is NSN 5120-00-241-3188?

NSN 5120-00-241-3188 is a Nutdriver, manufactured by Klein Tools Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-241-3188?

NSN 5120-00-241-3188 has 15 cross-referenced part numbers: S8 1/4 (Klein Tools Inc), 3408 (Stevens Walden Inc), 10163150 (Nimikkeistokeskus Ncb Finland), S8 (Klein Tools Inc), B107.12 TY1CL2STA (General Services Administration Federal Supply Service) and 10 more.

What NSN replaces 5120-00-241-3188?

There are 12 known substitutes for 5120-00-241-3188: 5365-00-079-9897, 2815-00-097-1879, 3110-00-108-9346 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S8 1/4?

Key specifications for S8 1/4: Material: STEEL SHAFT; Wrenching Surface Shape: HEXAGON SINGLE END; Special Features: COATING: CHROME; Material: PLASTIC HANDLE. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-241-3188 still in active supply?

NSN 5120-00-241-3188 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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