PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21017Wrench,open End

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-430-7892 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-7892 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-7892. Primary manufacturer part number: 21017.
Features
  • Wrench,open End — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Wrenching Surface Size: 1.000 INCHES NOMINAL SECOND END IN
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Large End Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Size: 0.938 INCHES NOMINAL FIRST END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-430-7892, 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 7 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-7892
Primary Part Number21017
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Wrenching Surface Size1.000 INCHES NOMINAL SECOND END IN
Small End Head Angle15.0 DEGREES NOMINAL
Large End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size0.938 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-061-8543 INTERCHANGEABLE
Hammer,hand
2990-00-357-9490 INTERCHANGEABLE
Bearing,shaft
5935-00-807-6534DDF38C2S INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
5940-00-983-6094 INTERCHANGEABLE
Terminal Board
1660-01-012-286521017 INTERCHANGEABLE
Poppet Assembly,check,precooler
Rogerson Aircraft Equipment Group
5360-01-157-6883WF2-1017 INTERCHANGEABLE
Spring,helical,compression
Malabar
5985-01-338-155921017 INTERCHANGEABLE
Antenna
Del Norte Technology Inc
5998-01-424-100721017 INTERCHANGEABLE
Circuit Card Assembly
Giga-Tronics Incorporated Dba Giga-Tronics
5340-01-432-62162-1017 INTERCHANGEABLE
Catch,clamping
Star Cases Llc Dba Zero Manufacturing
3010-01-486-3193 INTERCHANGEABLE
Drive Unit,angle
Cross-Reference Index
Part NumberManufacturer
21017 Apex Tool Group, Llc Dba Nicholson (USA)
21017 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
21017 Easco Hand Tools Inc (USA)
Related Parts
5120-00-061-8543INTERCHANGEABLE
HAMMER,HAND
2990-00-357-9490INTERCHANGEABLE
BEARING,SHAFT
5935-00-807-6534INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
DDF38C2S
5940-00-983-6094INTERCHANGEABLE
TERMINAL BOARD
1660-01-012-2865INTERCHANGEABLE
POPPET ASSEMBLY,CHECK,PRECOOLER
21017
5360-01-157-6883INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
WF2-1017
5985-01-338-1559INTERCHANGEABLE
ANTENNA
21017
5998-01-424-1007INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21017
5340-01-432-6216INTERCHANGEABLE
CATCH,CLAMPING
2-1017
3010-01-486-3193INTERCHANGEABLE
DRIVE UNIT,ANGLE

Frequently Asked Questions

What is NSN 5120-01-430-7892?

NSN 5120-01-430-7892 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 5120-01-430-7892?

NSN 5120-01-430-7892 has 3 cross-referenced part numbers: 21017 (Apex Tool Group, Llc Dba Nicholson), 21017 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 21017 (Easco Hand Tools Inc).

What NSN replaces 5120-01-430-7892?

There are 10 known substitutes for 5120-01-430-7892: 5120-00-061-8543, 2990-00-357-9490, 5935-00-807-6534 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21017?

Key specifications for 21017: Surface Treatment: CHROMIUM OVERALL; Overall Length: 10.650 INCHES NOMINAL IN; Material: STEEL OVERALL; Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL. 8 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