PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1EYL6Wrench,open End

Westward Corp · NSN 5120-01-335-1189 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-1189 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-1189. Primary manufacturer part number: 1EYL6.
Features
  • Wrench,open End — FSC 5120
  • Nondefinitive Spec/std Data: 1 TYPE
  • Material: STEEL OVERALL
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 0.688 INCHES NOMINAL SECOND END IN
  • Wrenching Surface Size: 0.625 INCHES NOMINAL FIRST END IN
  • Specification/standard Data: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-335-1189, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Westward Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-335-1189
Primary Part Number1EYL6
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWestward Corp
StatusCANCELLED
Nondefinitive Spec/std Data1 TYPE
MaterialSTEEL OVERALL
Small End Head Angle15.0 DEGREES NOMINAL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size0.688 INCHES NOMINAL SECOND END IN
Wrenching Surface Size0.625 INCHES NOMINAL FIRST END IN
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorDOUBLE HEAD
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Large End Head Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6240-00-019-3102 INTERCHANGEABLE
Lamp,incandescent
5120-00-277-8301FRS VO2022B INTERCHANGEABLE
Wrench,open End
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5998-01-217-17341660685 INTERCHANGEABLE
Extractor,electrical Card
Raytheon Company Div Rmd Strategic
4460-01-324-345686-420 INTERCHANGEABLE
Filter Unit,air Purification Sys
C&h Distributors, Llc
Cross-Reference Index
Part NumberManufacturer
1EYL6 Westward Corp (USA)
B107.100 CAT 39 TY1CL1 General Services Administration Federal Supply Service (USA)
VO2022 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.100 CAT 39 TY1 General Services Administration Federal Supply Service (USA)
B107.39 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.39 The American Society of Mechanical Engineers (USA)
B107.100 The American Society of Mechanical Engineers (USA)
86420 S K Hand Tool Corp (USA)
VO2022B Jan Hermanek (CZE)
5120PL1330042 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
6240-00-019-3102INTERCHANGEABLE
LAMP,INCANDESCENT
5120-00-277-8301INTERCHANGEABLE
WRENCH,OPEN END
FRS VO2022B
5998-01-217-1734INTERCHANGEABLE
EXTRACTOR,ELECTRICAL CARD
1660685
4460-01-324-3456INTERCHANGEABLE
FILTER UNIT,AIR PURIFICATION SYS
86-420

Frequently Asked Questions

What is NSN 5120-01-335-1189?

NSN 5120-01-335-1189 is a Wrench,open End, manufactured by Westward Corp, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-335-1189?

NSN 5120-01-335-1189 has 10 cross-referenced part numbers: 1EYL6 (Westward Corp), B107.100 CAT 39 TY1CL1 (General Services Administration Federal Supply Service), VO2022 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.100 CAT 39 TY1 (General Services Administration Federal Supply Service), B107.39 TY1CL1 (General Services Administration Federal Supply Service) and 5 more.

What NSN replaces 5120-01-335-1189?

There are 4 known substitutes for 5120-01-335-1189: 6240-00-019-3102, 5120-00-277-8301, 5998-01-217-1734 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1EYL6?

Key specifications for 1EYL6: Overall Length: 7.265 INCHES MINIMUM IN; Nondefinitive Spec/std Data: 1 TYPE; Material: STEEL OVERALL; Small End Head Angle: 15.0 DEGREES NOMINAL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-335-1189 still in active supply?

NSN 5120-01-335-1189 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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