PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J3425Wrench,open End

The Stanley Works Dba Stanley Proto · NSN 5120-01-399-9896 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-9896 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-9896. Primary manufacturer part number: J3425.
Features
  • Wrench,open End — FSC 5120
  • Style Designator: THIN DOUBLE HEAD
  • Large End Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 0.438 INCHES NOMINAL FIRST END IN
  • Material: STEEL OVERALL
  • Small End Head Angle: 15.0 DEGREES NOMINAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-399-9896, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5120-01-399-9896
Primary Part NumberJ3425
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusACTIVE
Style DesignatorTHIN DOUBLE HEAD
Large End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size0.438 INCHES NOMINAL FIRST END IN
MaterialSTEEL OVERALL
Small End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size0.500 INCHES NOMINAL SECOND END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-050-3227 INTERCHANGEABLE
Switch,electrical
6640-00-110-9102 INTERCHANGEABLE
Centrifuge,laboratory
5120-00-213-04609913425 INTERCHANGEABLE
Drift
Alfa Laval Inc
4330-00-264-0787 INTERCHANGEABLE
Ring,control,fluid Flow
4730-00-265-6905 INTERCHANGEABLE
Nipple,pipe
6625-00-275-1775 INTERCHANGEABLE
Reference Standard
3940-00-294-33883425 INTERCHANGEABLE
Adapter,hoisting
Allison Transmission Inc Dba Allison Transmission, Inc
5935-00-501-7357922097-2 INTERCHANGEABLE
Connector,receptacle,electrical
Raytheon Company Dba Raytheon
5340-00-754-45603425-00000 INTERCHANGEABLE
Shield,expansion
Star Expansion Co
6610-01-025-82813425 INTERCHANGEABLE
Tube Screw Assembly
Kearflex Engineering Company
Cross-Reference Index
Part NumberManufacturer
3425 The Stanley Works Dba Stanley Proto (USA)
1ANM8 W.w. Grainger, Inc. Div Government Sales Division (USA)
J3425 PRIMARY The Stanley Works Dba Stanley Proto (USA)
Related Parts
5930-00-050-3227INTERCHANGEABLE
SWITCH,ELECTRICAL
6640-00-110-9102INTERCHANGEABLE
CENTRIFUGE,LABORATORY
5120-00-213-0460INTERCHANGEABLE
DRIFT
9913425
4330-00-264-0787INTERCHANGEABLE
RING,CONTROL,FLUID FLOW
4730-00-265-6905INTERCHANGEABLE
NIPPLE,PIPE
6625-00-275-1775INTERCHANGEABLE
REFERENCE STANDARD
3940-00-294-3388INTERCHANGEABLE
ADAPTER,HOISTING
3425
5935-00-501-7357INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
922097-2
5340-00-754-4560INTERCHANGEABLE
SHIELD,EXPANSION
3425-00000
6610-01-025-8281INTERCHANGEABLE
TUBE SCREW ASSEMBLY
3425
6685-01-069-9177INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
349004007
5935-01-105-1684INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7408C

Frequently Asked Questions

What is NSN 5120-01-399-9896?

NSN 5120-01-399-9896 is a Wrench,open End, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-399-9896?

NSN 5120-01-399-9896 has 3 cross-referenced part numbers: 3425 (The Stanley Works Dba Stanley Proto), 1ANM8 (W.w. Grainger, Inc. Div Government Sales Division), J3425 (The Stanley Works Dba Stanley Proto).

What NSN replaces 5120-01-399-9896?

There are 12 known substitutes for 5120-01-399-9896: 5930-00-050-3227, 6640-00-110-9102, 5120-00-213-0460 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J3425?

Key specifications for J3425: Style Designator: THIN DOUBLE HEAD; Large End Head Angle: 15.0 DEGREES NOMINAL; Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL; Surface Treatment: CHROMIUM OVERALL. 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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