PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.110 CAT 1 TY1Socket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-01-428-4740 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-428-4740 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-4740. Primary manufacturer part number: B107.110 CAT 1 TY1.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Opening Depth: 0.328 INCHES MINIMUM IN
  • Wrenching End Outside Diameter: 0.845 INCHES MAXIMUM IN
  • Drive End Outside Diameter: 0.940 INCHES MAXIMUM IN
  • Features Provided: MANUAL TOOL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Specification/standard Data: 05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-428-4740, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 13 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-428-4740
Primary Part NumberB107.110 CAT 1 TY1
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Wrenching End Opening Depth0.328 INCHES MINIMUM IN
Wrenching End Outside Diameter0.845 INCHES MAXIMUM IN
Drive End Outside Diameter0.940 INCHES MAXIMUM IN
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE SINGLE END INTERNAL
Specification/standard Data05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL OVERALL
Wrenching Surface Size0.562 INCHES NOMINAL SINGLE END IN
Style DesignatorINTERNAL-INTERNAL
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
6240-00-143-3059 INTERCHANGEABLE
Lamp,incandescent
4730-00-456-10804518-1 1/4X1 INTERCHANGEABLE
Reducer,pipe
Nibco Inc Chemtrol Div
8010-00-530-8371 INTERCHANGEABLE
Sealer,surface
1680-00-858-04224518 INTERCHANGEABLE
Link,seat
B/e Aerospace Inc Dba Interturbine
5935-00-947-8026 INTERCHANGEABLE
Connector,plug,electrical
5930-01-277-20894518 INTERCHANGEABLE
Switch,pressure
Sims Fiberglass Co
6530-01-572-541410-01 INTERCHANGEABLE
Pad,cooling,chemical
Medlogix Inc.
Cross-Reference Index
Part NumberManufacturer
B107.110 CAT 1 TY1 General Services Administration Federal Supply Service (USA)
B107.1 The American Society of Mechanical Engineers (USA)
J5318H The Stanley Works Dba Stanley Proto (USA)
B107.110 The American Society of Mechanical Engineers (USA)
4518 Wright Tool Company, Llc (USA)
B107.1 TY1CL2 General Services Administration Federal Supply Service (USA)
1AN94 W.w. Grainger, Inc. Div Government Sales Division (USA)
5318H The Stanley Works Dba Stanley Proto (USA)
Related Parts
6240-00-143-3059INTERCHANGEABLE
LAMP,INCANDESCENT
4730-00-456-1080INTERCHANGEABLE
REDUCER,PIPE
4518-1 1/4X1
8010-00-530-8371INTERCHANGEABLE
SEALER,SURFACE
1680-00-858-0422INTERCHANGEABLE
LINK,SEAT
4518
5935-00-947-8026INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5930-01-277-2089INTERCHANGEABLE
SWITCH,PRESSURE
4518
6530-01-572-5414INTERCHANGEABLE
PAD,COOLING,CHEMICAL
10-01

Frequently Asked Questions

What is NSN 5120-01-428-4740?

NSN 5120-01-428-4740 is a Socket,socket Wrench, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-428-4740?

NSN 5120-01-428-4740 has 8 cross-referenced part numbers: B107.110 CAT 1 TY1 (General Services Administration Federal Supply Service), B107.1 (The American Society of Mechanical Engineers), J5318H (The Stanley Works Dba Stanley Proto), B107.110 (The American Society of Mechanical Engineers), 4518 (Wright Tool Company, Llc) and 3 more.

What NSN replaces 5120-01-428-4740?

There are 7 known substitutes for 5120-01-428-4740: 6240-00-143-3059, 4730-00-456-1080, 8010-00-530-8371 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.110 CAT 1 TY1?

Key specifications for B107.110 CAT 1 TY1: Special Features: DEEP LENGTH; Wrenching End Opening Depth: 0.328 INCHES MINIMUM IN; Wrenching End Outside Diameter: 0.845 INCHES MAXIMUM IN; Drive End Outside Diameter: 0.940 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-428-4740 still in active supply?

NSN 5120-01-428-4740 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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