PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

538KBPliers Set,locking

Stanley Tools Div of Stanley Works · NSN 5120-01-431-7287 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-431-7287 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-431-7287. Primary manufacturer part number: 538KB.
Features
  • Pliers Set,locking — FSC 5120
  • Nondefinitive Spec/std Data: 1 TYPE
  • Specification/standard Data: 05047-ASME B107.500 CAT 24 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • General Characteristics Item Description: CONTAINS 1 EA LOCKING PLIERS SIZE 5 IN. (CURVED JAW WITH WIRE CUTTER), 6 IN. (LONG NOSE), 7 IN. (STRAIGHT JAW), 10 IN. (CURVED JAW) AND 10 IN. (STRAIGHT JAW); FURNISHED IN KIT BAG IN
  • 5 verified cross-references
  • Primary manufacturer: Stanley Tools Div of Stanley Works
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Pliers Set,locking, cataloged under National Stock Number 5120-01-431-7287, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Stanley Tools Div of Stanley Works. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-431-7287
Primary Part Number538KB
Item NamePliers Set,locking
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerStanley Tools Div of Stanley Works
StatusACTIVE
Nondefinitive Spec/std Data1 TYPE
Specification/standard Data05047-ASME B107.500 CAT 24 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
General Characteristics Item DescriptionCONTAINS 1 EA LOCKING PLIERS SIZE 5 IN. (CURVED JAW WITH WIRE CUTTER), 6 IN. (LONG NOSE), 7 IN. (STRAIGHT JAW), 10 IN. (CURVED JAW) AND 10 IN. (STRAIGHT JAW); FURNISHED IN KIT BAG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5120-01-428-5092 INTERCHANGEABLE
Pliers Set,locking
5120-01-431-0256 INTERCHANGEABLE
Pliers Set,locking
5120-01-431-7280321GS INTERCHANGEABLE
Pliers Set,locking
Stanley Tools Div of Stanley Works
5120-01-431-7289428GS INTERCHANGEABLE
Pliers Set,locking
Stanley Tools Div of Stanley Works
Cross-Reference Index
Part NumberManufacturer
B107.500 The American Society of Mechanical Engineers (USA)
538KB Irwin Industrial Tool Company Dba Irwin Construction Accessories (USA)
B107.500 CAT 24 TY1 General Services Administration Federal Supply Service (USA)
538KB Irwin Industrial Tool Company (USA)
538KB PRIMARY Stanley Tools Div of Stanley Works (USA)
Related Parts
5120-01-428-5092INTERCHANGEABLE
PLIERS SET,LOCKING
5120-01-431-0256INTERCHANGEABLE
PLIERS SET,LOCKING
5120-01-431-7280INTERCHANGEABLE
PLIERS SET,LOCKING
321GS
5120-01-431-7289INTERCHANGEABLE
PLIERS SET,LOCKING
428GS

Frequently Asked Questions

What is NSN 5120-01-431-7287?

NSN 5120-01-431-7287 is a Pliers Set,locking, manufactured by Stanley Tools Div of Stanley Works, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-431-7287?

NSN 5120-01-431-7287 has 5 cross-referenced part numbers: B107.500 (The American Society of Mechanical Engineers), 538KB (Irwin Industrial Tool Company Dba Irwin Construction Accessories), B107.500 CAT 24 TY1 (General Services Administration Federal Supply Service), 538KB (Irwin Industrial Tool Company), 538KB (Stanley Tools Div of Stanley Works).

What NSN replaces 5120-01-431-7287?

There are 4 known substitutes for 5120-01-431-7287: 5120-01-428-5092, 5120-01-431-0256, 5120-01-431-7280 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 538KB?

Key specifications for 538KB: Nondefinitive Spec/std Data: 1 TYPE; Specification/standard Data: 05047-ASME B107.500 CAT 24 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; General Characteristics Item Description: CONTAINS 1 EA LOCKING PLIERS SIZE 5 IN. (CURVED JAW WITH WIRE CUTTER), 6 IN. (LONG NOSE), 7 IN. (STRAIGHT JAW), 10 IN. (CURVED JAW) AND 10 IN. (STRAIGHT JAW); FURNISHED IN KIT BAG IN. 3 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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