PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MST 56RPliers

Kipper Tool Company Dba Kipper Management Inc · NSN 5120-00-239-8254 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-239-8254 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-239-8254. Primary manufacturer part number: MST 56R.
Features
  • Pliers — FSC 5120
  • Nondefinitive Spec/std Data: 1 TYPE AND 3 CLASS
  • Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
  • Specification/standard Data: 05047-ASME B107.500 CAT 20 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Pliers Style Designator: LINEMANS
  • 12 verified cross-references
  • Primary manufacturer: Kipper Tool Company Dba Kipper Management Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Pliers, cataloged under National Stock Number 5120-00-239-8254, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Kipper Tool Company Dba Kipper Management Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-239-8254
Primary Part NumberMST 56R
Item NamePliers
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerKipper Tool Company Dba Kipper Management Inc
StatusCANCELLED
Nondefinitive Spec/std Data1 TYPE AND 3 CLASS
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
Specification/standard Data05047-ASME B107.500 CAT 20 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Pliers Style DesignatorLINEMANS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-018-133554845A85 INTERCHANGEABLE
Pliers
Mcmaster-Carr Supply Co
5999-00-035-8805A21000 INTERCHANGEABLE
Contact,electrical
Thompson O Co Div of Schindler Elevator Corp
6625-00-081-8777561-855 INTERCHANGEABLE
Ammeter
Hickok Waekon Llc
5120-00-224-1535 INTERCHANGEABLE
Pliers
5120-00-224-1540 INTERCHANGEABLE
Pliers
5120-00-227-7097 INTERCHANGEABLE
Pliers
5920-00-237-7375J9211QL INTERCHANGEABLE
Arrester,lightning
Joslyn Corp
5120-00-239-8251 INTERCHANGEABLE
Pliers
5120-00-247-20635026SH INTERCHANGEABLE
Pliers
American Kal Enterprises, Inc Dba American Kal Enterprises
5120-00-248-9420 INTERCHANGEABLE
Pliers
Cross-Reference Index
Part NumberManufacturer
MST 56R Kipper Tool Company Dba Kipper Management Inc (USA)
B107.20M TY1CL1 General Services Administration Federal Supply Service (USA)
GGG-P-471 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
56R Bashlin Industries Inc. (USA)
GGG-P-471 TY9CL1STASZ6 General Services Administration Federal Supply Service (USA)
B107.20 The American Society of Mechanical Engineers (USA)
B107.20 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.500 CAT 20 TY1CL3 General Services Administration Federal Supply Service (USA)
B107.20M The American Society of Mechanical Engineers (USA)
50-6C Apex Tool Group (USA)
B107.500 The American Society of Mechanical Engineers (USA)
E-6 Great Neck Saw Manufacturers Inc. Dba Buck Bros Division (USA)
Related Parts
5120-00-018-1335INTERCHANGEABLE
PLIERS
54845A85
5999-00-035-8805INTERCHANGEABLE
CONTACT,ELECTRICAL
A21000
6625-00-081-8777INTERCHANGEABLE
AMMETER
561-855
5120-00-224-1535INTERCHANGEABLE
PLIERS
5120-00-224-1540INTERCHANGEABLE
PLIERS
5120-00-227-7097INTERCHANGEABLE
PLIERS
5920-00-237-7375INTERCHANGEABLE
ARRESTER,LIGHTNING
J9211QL
5120-00-239-8251INTERCHANGEABLE
PLIERS
5120-00-247-2063INTERCHANGEABLE
PLIERS
5026SH
5120-00-248-9420INTERCHANGEABLE
PLIERS
5930-00-252-2575INTERCHANGEABLE
SWITCH,PUSH
4013696-2
5340-00-257-0043INTERCHANGEABLE
CLAMP,LOOP
842967PC6

Frequently Asked Questions

What is NSN 5120-00-239-8254?

NSN 5120-00-239-8254 is a Pliers, manufactured by Kipper Tool Company Dba Kipper Management Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-239-8254?

NSN 5120-00-239-8254 has 12 cross-referenced part numbers: MST 56R (Kipper Tool Company Dba Kipper Management Inc), B107.20M TY1CL1 (General Services Administration Federal Supply Service), GGG-P-471 (Federal Specifications Promulgated by General Services Administration Washington DC), 56R (Bashlin Industries Inc.), GGG-P-471 TY9CL1STASZ6 (General Services Administration Federal Supply Service) and 7 more.

What NSN replaces 5120-00-239-8254?

There are 12 known substitutes for 5120-00-239-8254: 5120-00-018-1335, 5999-00-035-8805, 6625-00-081-8777 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MST 56R?

Key specifications for MST 56R: Nondefinitive Spec/std Data: 1 TYPE AND 3 CLASS; Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT; Specification/standard Data: 05047-ASME B107.500 CAT 20 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Special Features: SQUARE HEAD. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-239-8254 still in active supply?

NSN 5120-00-239-8254 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.
PartsTable Design LLC · partstable.com