PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.5Socket,socket Wrench

The American Society of Mechanical Engineers · NSN 5120-01-398-7830 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-398-7830 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-398-7830. Primary manufacturer part number: B107.5.
Features
  • Socket,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Style Designator: INTERNAL-INTERNAL
  • Wrenching Surface Size: 8.0 MILLIMETERS NOMINAL SINGLE END MM
  • Surface Treatment: CHROMIUM OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS
  • Drive End Shape: SQUARE SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-398-7830, 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 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-398-7830
Primary Part NumberB107.5
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Size8.0 MILLIMETERS NOMINAL SINGLE END MM
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Specification/standard Data05047-ASME B107.5 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-645-914323560 INTERCHANGEABLE
Reactor
L3harris Technologies, Inc Div Space & Airborne Systems
3455-00-808-4294SF-48X INTERCHANGEABLE
Cutter,milling,end
Quinco Tool Products Co Inc
5940-00-857-3414247AS-C0730-001 INTERCHANGEABLE
Splice,conductor
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5950-01-114-890913087 INTERCHANGEABLE
Transformer,power
Magnespec Inc
4410-01-146-0012 INTERCHANGEABLE
Electrode,gas Pilot
7310-01-223-509343536 INTERCHANGEABLE
Coffee Maker,percolator
West Bend Housewares Llc
4320-01-252-796143536 INTERCHANGEABLE
Piston,pump
Eaton Aerospace, Llc Dba Jackson South
5310-01-373-484743536 INTERCHANGEABLE
Washer,flat
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
B107.5 The American Society of Mechanical Engineers (USA)
00943536000 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
9-43536 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
B107.5 TY1CL1 General Services Administration Federal Supply Service (USA)
43536 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
Related Parts
5950-00-645-9143INTERCHANGEABLE
REACTOR
23560
3455-00-808-4294INTERCHANGEABLE
CUTTER,MILLING,END
SF-48X
5940-00-857-3414INTERCHANGEABLE
SPLICE,CONDUCTOR
247AS-C0730-001
5950-01-114-8909INTERCHANGEABLE
TRANSFORMER,POWER
13087
4410-01-146-0012INTERCHANGEABLE
ELECTRODE,GAS PILOT
7310-01-223-5093INTERCHANGEABLE
COFFEE MAKER,PERCOLATOR
43536
4320-01-252-7961INTERCHANGEABLE
PISTON,PUMP
43536
5310-01-373-4847INTERCHANGEABLE
WASHER,FLAT
43536

Frequently Asked Questions

What is NSN 5120-01-398-7830?

NSN 5120-01-398-7830 is a Socket,socket Wrench, 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 5120-01-398-7830?

NSN 5120-01-398-7830 has 5 cross-referenced part numbers: B107.5 (The American Society of Mechanical Engineers), 00943536000 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 9-43536 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), B107.5 TY1CL1 (General Services Administration Federal Supply Service), 43536 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).

What NSN replaces 5120-01-398-7830?

There are 8 known substitutes for 5120-01-398-7830: 5950-00-645-9143, 3455-00-808-4294, 5940-00-857-3414 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.5?

Key specifications for B107.5: Material: STEEL OVERALL; Features Provided: MANUAL TOOL; Style Designator: INTERNAL-INTERNAL; Wrenching Surface Size: 8.0 MILLIMETERS NOMINAL SINGLE END MM. 12 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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