PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.12Nutdriver

The American Society of Mechanical Engineers · NSN 5120-01-376-5121 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-376-5121 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-376-5121. Primary manufacturer part number: B107.12.
Features
  • Nutdriver — FSC 5120
  • Material: PLASTIC HANDLE
  • Wrenching Surface Shape: HEXAGON SINGLE END
  • Nondefinitive Spec/std Data: 3 TYPE
  • Wrenching Surface Size: 3.5 MILLIMETERS NOMINAL SINGLE END MM
  • Wrenching Surface Size: 3.5 MILLIMETERS NOMINAL FIRST END MM
  • Specification/standard Data: 05047-ASME B107.110 CAT 12 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: STEEL SHAFT
Applications
  • Applications requiring Plastic Handle construction
General Description

The Nutdriver, cataloged under National Stock Number 5120-01-376-5121, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-376-5121
Primary Part NumberB107.12
Item NameNutdriver
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
MaterialPLASTIC HANDLE
Wrenching Surface ShapeHEXAGON SINGLE END
Nondefinitive Spec/std Data3 TYPE
Wrenching Surface Size3.5 MILLIMETERS NOMINAL SINGLE END MM
Wrenching Surface Size3.5 MILLIMETERS NOMINAL FIRST END MM
Specification/standard Data05047-ASME B107.110 CAT 12 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL SHAFT
Wrenching Surface ShapeHEXAGON FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-596-1368 INTERCHANGEABLE
Nutdriver
5120-00-834-3730 INTERCHANGEABLE
Nutdriver
5120-00-834-3731 INTERCHANGEABLE
Nutdriver
5120-00-834-3732 INTERCHANGEABLE
Nutdriver
5120-01-366-0377 INTERCHANGEABLE
Nutdriver
Cross-Reference Index
Part NumberManufacturer
B107.12 The American Society of Mechanical Engineers (USA)
B107.110 CAT 12 TY3 General Services Administration Federal Supply Service (USA)
B107.12 TY3 General Services Administration Federal Supply Service (USA)
P3.5MM Apex Tool Group (USA)
P3.5MM Apex Tool Group, Llc (USA)
3B305 Jensen Tools, Inc. (USA)
3-305 Jensen Tools, Inc. (USA)
B107.110 The American Society of Mechanical Engineers (USA)
Related Parts
5120-00-596-1368INTERCHANGEABLE
NUTDRIVER
5120-00-834-3730INTERCHANGEABLE
NUTDRIVER
5120-00-834-3731INTERCHANGEABLE
NUTDRIVER
5120-00-834-3732INTERCHANGEABLE
NUTDRIVER
5120-01-366-0377INTERCHANGEABLE
NUTDRIVER

Frequently Asked Questions

What is NSN 5120-01-376-5121?

NSN 5120-01-376-5121 is a Nutdriver, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-376-5121?

NSN 5120-01-376-5121 has 8 cross-referenced part numbers: B107.12 (The American Society of Mechanical Engineers), B107.110 CAT 12 TY3 (General Services Administration Federal Supply Service), B107.12 TY3 (General Services Administration Federal Supply Service), P3.5MM (Apex Tool Group), P3.5MM (Apex Tool Group, Llc) and 3 more.

What NSN replaces 5120-01-376-5121?

There are 5 known substitutes for 5120-01-376-5121: 5120-00-596-1368, 5120-00-834-3730, 5120-00-834-3731 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.12?

Key specifications for B107.12: Material: PLASTIC HANDLE; Wrenching Surface Shape: HEXAGON SINGLE END; Nondefinitive Spec/std Data: 3 TYPE; Wrenching Surface Size: 3.5 MILLIMETERS NOMINAL SINGLE END MM. 9 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