PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90AWrench,open End

Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters · NSN 5120-00-240-1589 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-240-1589 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-240-1589. Primary manufacturer part number: 90A.
Features
  • Wrench,open End — FSC 5120
  • Large End Head Thickness: 0.188 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 0.438 INCHES NOMINAL FIRST END IN
  • Surface Treatment: CHROMIUM AND NICKEL OVERALL
  • Large End Head Angle: 15.0 DEGREES NOMINAL
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-240-1589, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-240-1589
Primary Part Number90A
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIngersoll-Rand Co Proto Tool Div Tool Group Headquarters
StatusACTIVE
Large End Head Thickness0.188 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Wrenching Surface Size0.438 INCHES NOMINAL FIRST END IN
Surface TreatmentCHROMIUM AND NICKEL OVERALL
Large End Head Angle15.0 DEGREES NOMINAL
Small End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Nondefinitive Spec/std Data10 TYPE AND 1 CLASS
Style DesignatorDOUBLE HEAD
Small End Head Thickness0.188 INCHES NOMINAL IN
Wrenching Surface Size0.531 INCHES NOMINAL SECOND END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-00-184-8621 INTERCHANGEABLE
Wrench,open End
5120-00-203-538441-9836-500-500 INTERCHANGEABLE
Wrench Set,open End,fixed
Chief of Engineers Dept of Army
3439-00-262-2648FLEETWELD 37 1/8X14IN INTERCHANGEABLE
Electrode,welding
Lincoln Electric Holdings Inc
5120-00-277-1322 INTERCHANGEABLE
Wrench,open End
5120-00-277-2327 INTERCHANGEABLE
Wrench,open End
5120-00-277-2328 INTERCHANGEABLE
Wrench,open End
5120-00-277-4833 INTERCHANGEABLE
Wrench,open End
5120-00-473-6538 INTERCHANGEABLE
Wrench,open End
5915-00-539-767392216 INTERCHANGEABLE
Filter,radio Frequency Interfere
Western Union Telegraph Co Sub of Western Union Corp
Cross-Reference Index
Part NumberManufacturer
90A Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
420 Bonney Forge Corp (USA)
GGG-W-636 TY10CL1 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-184-8621INTERCHANGEABLE
WRENCH,OPEN END
5120-00-203-5384INTERCHANGEABLE
WRENCH SET,OPEN END,FIXED
41-9836-500-500
3439-00-262-2648INTERCHANGEABLE
ELECTRODE,WELDING
FLEETWELD 37 1/8X14IN
5120-00-277-1322INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-2327INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-2328INTERCHANGEABLE
WRENCH,OPEN END
5120-00-277-4833INTERCHANGEABLE
WRENCH,OPEN END
5120-00-473-6538INTERCHANGEABLE
WRENCH,OPEN END
5915-00-539-7673INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
92216

Frequently Asked Questions

What is NSN 5120-00-240-1589?

NSN 5120-00-240-1589 is a Wrench,open End, manufactured by Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-240-1589?

NSN 5120-00-240-1589 has 4 cross-referenced part numbers: 90A (Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters), GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), 420 (Bonney Forge Corp), GGG-W-636 TY10CL1 (General Services Administration Federal Supply Service).

What NSN replaces 5120-00-240-1589?

There are 9 known substitutes for 5120-00-240-1589: 5120-00-184-8621, 5120-00-203-5384, 3439-00-262-2648 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 90A?

Key specifications for 90A: Large End Head Thickness: 0.188 INCHES NOMINAL IN; Material: STEEL OVERALL; Wrenching Surface Size: 0.438 INCHES NOMINAL FIRST END IN; Surface Treatment: CHROMIUM AND NICKEL OVERALL. 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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