PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21009Wrench,open End

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-430-7922 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-7922 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-7922. Primary manufacturer part number: 21009.
Features
  • Wrench,open End — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Wrenching Surface Size: 0.500 INCHES NOMINAL SECOND END IN
  • Wrenching Surface Size: 0.438 INCHES NOMINAL FIRST END IN
  • Large End Head Angle: 15.0 DEGREES NOMINAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-430-7922, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-7922
Primary Part Number21009
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Small End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Wrenching Surface Size0.500 INCHES NOMINAL SECOND END IN
Wrenching Surface Size0.438 INCHES NOMINAL FIRST END IN
Large End Head Angle15.0 DEGREES NOMINAL
Style DesignatorDOUBLE HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6685-00-424-72416270C INTERCHANGEABLE
Thermometer Testing Set
Miller and Weber Inc
5961-00-494-335121009 INTERCHANGEABLE
Semiconductor Device Set
Magnetika Inc
5940-00-984-4538 INTERCHANGEABLE
Terminal Board
5340-01-101-446021009 INTERCHANGEABLE
Cover,access
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
3040-01-307-6157 INTERCHANGEABLE
Thrust Plate,clutch
5110-01-396-31415B INTERCHANGEABLE
Cutter,circle
General Tools Manufacturing Co., Llc.
5340-01-396-724822CC37D0125 INTERCHANGEABLE
Clamp,loop
Micro Plastics Inc
5962-01-438-021921-009 INTERCHANGEABLE
Microcircuit,linear
Palomar Products, Inc.
3120-01-483-7753 INTERCHANGEABLE
Bearing,washer,thrust
5315-01-561-102021-009 INTERCHANGEABLE
Pin,shoulder,headless
Hii Unmanned Systems, Inc
Cross-Reference Index
Part NumberManufacturer
21009 Apex Tool Group, Llc Dba Nicholson (USA)
21009 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
21009 Easco Hand Tools Inc (USA)
Related Parts
6685-00-424-7241INTERCHANGEABLE
THERMOMETER TESTING SET
6270C
5961-00-494-3351INTERCHANGEABLE
SEMICONDUCTOR DEVICE SET
21009
5940-00-984-4538INTERCHANGEABLE
TERMINAL BOARD
5340-01-101-4460INTERCHANGEABLE
COVER,ACCESS
21009
3040-01-307-6157INTERCHANGEABLE
THRUST PLATE,CLUTCH
5110-01-396-3141INTERCHANGEABLE
CUTTER,CIRCLE
5B
5340-01-396-7248INTERCHANGEABLE
CLAMP,LOOP
22CC37D0125
5962-01-438-0219INTERCHANGEABLE
MICROCIRCUIT,LINEAR
21-009
3120-01-483-7753INTERCHANGEABLE
BEARING,WASHER,THRUST
5315-01-561-1020INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
21-009
5340-01-566-9410INTERCHANGEABLE
PLATE,RETAINING,SEAL
21009

Frequently Asked Questions

What is NSN 5120-01-430-7922?

NSN 5120-01-430-7922 is a Wrench,open End, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-7922?

NSN 5120-01-430-7922 has 3 cross-referenced part numbers: 21009 (Apex Tool Group, Llc Dba Nicholson), 21009 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 21009 (Easco Hand Tools Inc).

What NSN replaces 5120-01-430-7922?

There are 11 known substitutes for 5120-01-430-7922: 6685-00-424-7241, 5961-00-494-3351, 5940-00-984-4538 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21009?

Key specifications for 21009: Surface Treatment: CHROMIUM OVERALL; Material: STEEL OVERALL; Small End Head Angle: 15.0 DEGREES NOMINAL; Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL. 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