PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7800699677Socket,socket Wrench

Lemvigh-Muller A/s · NSN 5120-01-579-0993 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-579-0993 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-579-0993. Primary manufacturer part number: 7800699677.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive End Outside Diameter: 21.8 MILLIMETERS NOMINAL MM
  • Wrenching End Opening Depth: 10.2 MILLIMETERS NOMINAL MM
  • Wrenching End Outside Diameter: 18.5 MILLIMETERS NOMINAL MM
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 12.0 MILLIMETERS NOMINAL SINGLE END MM
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-579-0993, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Lemvigh-Muller A/s. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-579-0993
Primary Part Number7800699677
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerLemvigh-Muller A/s
StatusACTIVE
Drive End Outside Diameter21.8 MILLIMETERS NOMINAL MM
Wrenching End Opening Depth10.2 MILLIMETERS NOMINAL MM
Wrenching End Outside Diameter18.5 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Wrenching Surface Size12.0 MILLIMETERS NOMINAL SINGLE END MM
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE SINGLE END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Style DesignatorINTERNAL-INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6240-00-105-6341 INTERCHANGEABLE
Lamp,cartridge
5310-00-343-2726 INTERCHANGEABLE
Nut,plain,clinch
2825-00-389-846239012 INTERCHANGEABLE
Retainer,spring
Northrop Grumman Systems Corporation Div Marine Systems
4730-01-074-034324332-42 INTERCHANGEABLE
Strainer Element,sediment
Leslie Controls, Inc. Dba Leslie Controls Inc
5999-01-334-751285077-01 INTERCHANGEABLE
Clip,electrical
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
4820-01-601-412639012 INTERCHANGEABLE
Valve,vent
Oatey Co
Cross-Reference Index
Part NumberManufacturer
7800699677 Lemvigh-Muller A/s (DNK)
39-012 Apex Tool Group, Llc Dba Nicholson (USA)
39-012 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
39-012 Armstrong Bros Tool Co (USA)
Related Parts
6240-00-105-6341INTERCHANGEABLE
LAMP,CARTRIDGE
5310-00-343-2726INTERCHANGEABLE
NUT,PLAIN,CLINCH
2825-00-389-8462INTERCHANGEABLE
RETAINER,SPRING
39012
4730-01-074-0343INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
24332-42
5999-01-334-7512INTERCHANGEABLE
CLIP,ELECTRICAL
85077-01
4820-01-601-4126INTERCHANGEABLE
VALVE,VENT
39012

Frequently Asked Questions

What is NSN 5120-01-579-0993?

NSN 5120-01-579-0993 is a Socket,socket Wrench, manufactured by Lemvigh-Muller A/s, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-579-0993?

NSN 5120-01-579-0993 has 4 cross-referenced part numbers: 7800699677 (Lemvigh-Muller A/s), 39-012 (Apex Tool Group, Llc Dba Nicholson), 39-012 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 39-012 (Armstrong Bros Tool Co).

What NSN replaces 5120-01-579-0993?

There are 6 known substitutes for 5120-01-579-0993: 6240-00-105-6341, 5310-00-343-2726, 2825-00-389-8462 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7800699677?

Key specifications for 7800699677: Overall Length: 37.0 MILLIMETERS NOMINAL MM; Drive End Outside Diameter: 21.8 MILLIMETERS NOMINAL MM; Wrenching End Opening Depth: 10.2 MILLIMETERS NOMINAL MM; Wrenching End Outside Diameter: 18.5 MILLIMETERS NOMINAL 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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