PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4SPClamp,plier

Petersen Mfg Co Inc · NSN 5120-01-363-6549 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-363-6549 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-363-6549. Primary manufacturer part number: 4SP.
Features
  • Clamp,plier — FSC 5120
  • Features Provided: SWIVEL PAD
  • Jaw Capacity: 1.625 INCHES NOMINAL IN
  • Locking Clamp Type: C-CLAMP
  • Closed Overall Length: 4.000 INCHES NOMINAL IN
  • Throat Depth: 1.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Petersen Mfg Co Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Clamp,plier, cataloged under National Stock Number 5120-01-363-6549, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Petersen Mfg Co Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-363-6549
Primary Part Number4SP
Item NameClamp,plier
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerPetersen Mfg Co Inc
StatusACTIVE
Features ProvidedSWIVEL PAD
Jaw Capacity1.625 INCHES NOMINAL IN
Locking Clamp TypeC-CLAMP
Closed Overall Length4.000 INCHES NOMINAL IN
Throat Depth1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5120-01-431-62884SP INTERCHANGEABLE
Clamp,plier
Stanley Tools Div of Stanley Works
5998-01-464-61544SP INTERCHANGEABLE
Circuit Card Assembly
Magma, Inc
Cross-Reference Index
Part NumberManufacturer
4SP PRIMARY Petersen Mfg Co Inc (USA)
Related Parts
5120-01-431-6288INTERCHANGEABLE
CLAMP,PLIER
4SP
5998-01-464-6154INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4SP

Frequently Asked Questions

What is NSN 5120-01-363-6549?

NSN 5120-01-363-6549 is a Clamp,plier, manufactured by Petersen Mfg Co Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-363-6549?

NSN 5120-01-363-6549 has 1 cross-referenced part number: 4SP (Petersen Mfg Co Inc).

What NSN replaces 5120-01-363-6549?

There are 2 known substitutes for 5120-01-363-6549: 5120-01-431-6288, 5998-01-464-6154. Verify interchangeability with system specifications before substitution.

What are the specifications of 4SP?

Key specifications for 4SP: Features Provided: SWIVEL PAD; Jaw Capacity: 1.625 INCHES NOMINAL IN; Locking Clamp Type: C-CLAMP; Closed Overall Length: 4.000 INCHES NOMINAL IN. 5 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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