PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.110Socket,socket Wrench

The American Society of Mechanical Engineers · NSN 5120-01-399-9478 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-9478 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-9478. Primary manufacturer part number: B107.110.
Features
  • Socket,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Features Provided: MANUAL TOOL
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 0.438 INCHES NOMINAL SINGLE END IN
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-399-9478, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-399-9478
Primary Part NumberB107.110
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Features ProvidedMANUAL TOOL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size0.438 INCHES NOMINAL SINGLE END IN
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Nondefinitive Spec/std Data1 TYPE
Specification/standard Data05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4320-00-106-4019 INTERCHANGEABLE
Nut,impeller
2825-00-146-42064713 INTERCHANGEABLE
Coupling
Northrop Grumman Systems Corporation Div Marine Systems
5340-00-200-3047471-4 INTERCHANGEABLE
Clamp,loop
Ta Aerospace Co Div Ta Aerospace
5310-00-214-319844062HA INTERCHANGEABLE
Nut,plain,hexagon
Elliott Company Div Jeannette
5950-00-874-44612885037 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-01-261-904447-14 INTERCHANGEABLE
Packing Assembly
Stryker Corporation Div Use for Open Payments Only
5330-01-375-30534714 INTERCHANGEABLE
Rubber Strip
3m Company
5365-01-390-7141KIT4714 INTERCHANGEABLE
Shim Assortment
Meritor Heavy Vehicle Systems, Llc
5305-01-528-1182 INTERCHANGEABLE
Screw,machine
1560-01-623-80304714 INTERCHANGEABLE
Priorityvalve
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
B107.110 The American Society of Mechanical Engineers (USA)
B107.110 CAT 1 TY1 General Services Administration Federal Supply Service (USA)
B107.1 The American Society of Mechanical Engineers (USA)
B107.1 TY1CL1 General Services Administration Federal Supply Service (USA)
4714 The Stanley Works Dba Stanley Proto (USA)
J4714 The Stanley Works Dba Stanley Proto (USA)
1AF99 W.w. Grainger, Inc. Div Government Sales Division (USA)
Related Parts
4320-00-106-4019INTERCHANGEABLE
NUT,IMPELLER
2825-00-146-4206INTERCHANGEABLE
COUPLING
4713
5340-00-200-3047INTERCHANGEABLE
CLAMP,LOOP
471-4
5310-00-214-3198INTERCHANGEABLE
NUT,PLAIN,HEXAGON
44062HA
5950-00-874-4461INTERCHANGEABLE
TRANSFORMER,POWER
2885037
5330-01-261-9044INTERCHANGEABLE
PACKING ASSEMBLY
47-14
5330-01-375-3053INTERCHANGEABLE
RUBBER STRIP
4714
5365-01-390-7141INTERCHANGEABLE
SHIM ASSORTMENT
KIT4714
5305-01-528-1182INTERCHANGEABLE
SCREW,MACHINE
1560-01-623-8030INTERCHANGEABLE
PRIORITYVALVE
4714
4820-01-631-6008INTERCHANGEABLE
VALVE CORE
4714

Frequently Asked Questions

What is NSN 5120-01-399-9478?

NSN 5120-01-399-9478 is a Socket,socket Wrench, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-399-9478?

NSN 5120-01-399-9478 has 7 cross-referenced part numbers: B107.110 (The American Society of Mechanical Engineers), B107.110 CAT 1 TY1 (General Services Administration Federal Supply Service), B107.1 (The American Society of Mechanical Engineers), B107.1 TY1CL1 (General Services Administration Federal Supply Service), 4714 (The Stanley Works Dba Stanley Proto) and 2 more.

What NSN replaces 5120-01-399-9478?

There are 11 known substitutes for 5120-01-399-9478: 4320-00-106-4019, 2825-00-146-4206, 5340-00-200-3047 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.110?

Key specifications for B107.110: Material: STEEL OVERALL; Drive End Shape: SQUARE SINGLE END INTERNAL; Features Provided: MANUAL TOOL; Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-399-9478 still in active supply?

NSN 5120-01-399-9478 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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