PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21001Wrench,open End

Easco Hand Tools Inc · NSN 5120-01-430-7860 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-7860 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-7860. Primary manufacturer part number: 21001.
Features
  • Wrench,open End — FSC 5120
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Style Designator: DOUBLE HEAD
  • Large End Head Angle: 15.0 DEGREES NOMINAL
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Size: 0.250 INCHES NOMINAL SECOND END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-430-7860, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-7860
Primary Part Number21001
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc
StatusACTIVE
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Style DesignatorDOUBLE HEAD
Large End Head Angle15.0 DEGREES NOMINAL
Small End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size0.250 INCHES NOMINAL SECOND END IN
Wrenching Surface Size0.188 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-106-1356 INTERCHANGEABLE
Resistor,fixed,composition
5325-00-281-1557150-1 INTERCHANGEABLE
Grommet,nonmetallic
Dresser Industries Inc Leroi Div
5340-00-464-873421001 INTERCHANGEABLE
Standoff,threaded,spacing
Magnetika Inc
2925-00-524-468821001 INTERCHANGEABLE
Shield Assembly,ign
Vse Aviation, Inc.
3110-00-554-5302 INTERCHANGEABLE
Bearing,ball,annular
5999-00-649-9022102036 INTERCHANGEABLE
Clip,electrical
Littelfuse, Inc.
1680-00-899-087721001 INTERCHANGEABLE
Control Assembly,push-Pull
Transdigm Inc
3460-01-022-1447 INTERCHANGEABLE
Wheel,abrasive
5940-01-166-365010-308-1-01 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
3040-01-257-88672101 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Greno Industries, Inc. Dba Greno Industries Inc
Cross-Reference Index
Part NumberManufacturer
21001 Easco Hand Tools Inc (USA)
21001 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
21001 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5905-00-106-1356INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5325-00-281-1557INTERCHANGEABLE
GROMMET,NONMETALLIC
150-1
5340-00-464-8734INTERCHANGEABLE
STANDOFF,THREADED,SPACING
21001
2925-00-524-4688INTERCHANGEABLE
SHIELD ASSEMBLY,IGN
21001
3110-00-554-5302INTERCHANGEABLE
BEARING,BALL,ANNULAR
5999-00-649-9022INTERCHANGEABLE
CLIP,ELECTRICAL
102036
1680-00-899-0877INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
21001
3460-01-022-1447INTERCHANGEABLE
WHEEL,ABRASIVE
5940-01-166-3650INTERCHANGEABLE
TERMINAL,STUD
10-308-1-01
3040-01-257-8867INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
2101
5120-01-369-0629INTERCHANGEABLE
PUNCH,DRIVE PIN
21001
7830-01-652-4097INTERCHANGEABLE
CHAIR,LIFEGUARD

Frequently Asked Questions

What is NSN 5120-01-430-7860?

NSN 5120-01-430-7860 is a Wrench,open End, manufactured by Easco Hand Tools Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-7860?

NSN 5120-01-430-7860 has 3 cross-referenced part numbers: 21001 (Easco Hand Tools Inc), 21001 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 21001 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-430-7860?

There are 12 known substitutes for 5120-01-430-7860: 5905-00-106-1356, 5325-00-281-1557, 5340-00-464-8734 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21001?

Key specifications for 21001: Material: STEEL OVERALL; Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL; Style Designator: DOUBLE HEAD. 9 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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