PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30019Caulking Tool,hand

Mephisto Tool Co Inc · NSN 5120-00-293-0483 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-293-0483 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-293-0483. Primary manufacturer part number: 30019.
Features
  • Caulking Tool,hand — FSC 5120
  • Style Designator: OFFSET, OUTSIDE
  • Nose End Width: 0.750 INCHES NOMINAL IN
  • Width Across Flats: 0.625 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Mephisto Tool Co Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Caulking Tool,hand, cataloged under National Stock Number 5120-00-293-0483, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Mephisto Tool Co Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5120-00-293-0483
Primary Part Number30019
Item NameCaulking Tool,hand
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerMephisto Tool Co Inc
StatusACTIVE
Style DesignatorOFFSET, OUTSIDE
Nose End Width0.750 INCHES NOMINAL IN
Width Across Flats0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-084-3408 INTERCHANGEABLE
Transformer,power
3110-00-100-035910613 INTERCHANGEABLE
Cup,tapered Roller Bearing
Black and Decker Us Inc
5120-00-223-129430045 INTERCHANGEABLE
Caulking Tool,hand
Mephisto Tool Co Inc
5120-00-223-129830008 INTERCHANGEABLE
Caulking Tool,hand
Mephisto Tool Co Inc
5120-00-293-047802800 INTERCHANGEABLE
Caulking Tool,hand
Mayhew Steel Products Inc
5120-00-293-047930007 INTERCHANGEABLE
Caulking Tool,hand
Mephisto Tool Co Inc
5120-00-293-048230009 INTERCHANGEABLE
Caulking Tool,hand
Mephisto Tool Co Inc
5905-00-361-885751P237743-21-11 INTERCHANGEABLE
Resistor Network,fixed,wire Woun
Herley Chicago Dba Stewart Warner Electronics
1650-00-442-808230019 INTERCHANGEABLE
Head,linear Actuating Cylinder
Mid-America Aerotech, Llc
4330-00-509-978828070-D INTERCHANGEABLE
Filter,fluid
Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in
Cross-Reference Index
Part NumberManufacturer
30019 PRIMARY Mephisto Tool Co Inc (USA)
GGG-C-135 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
039 Mephisto Tool Co Inc (USA)
GGG-C-135 CL2ST6 General Services Administration Federal Supply Service (USA)
Related Parts
5950-00-084-3408INTERCHANGEABLE
TRANSFORMER,POWER
3110-00-100-0359INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
10613
5120-00-223-1294INTERCHANGEABLE
CAULKING TOOL,HAND
30045
5120-00-223-1298INTERCHANGEABLE
CAULKING TOOL,HAND
30008
5120-00-293-0478INTERCHANGEABLE
CAULKING TOOL,HAND
02800
5120-00-293-0479INTERCHANGEABLE
CAULKING TOOL,HAND
30007
5120-00-293-0482INTERCHANGEABLE
CAULKING TOOL,HAND
30009
5905-00-361-8857INTERCHANGEABLE
RESISTOR NETWORK,FIXED,WIRE WOUN
51P237743-21-11
1650-00-442-8082INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
30019
4330-00-509-9788INTERCHANGEABLE
FILTER,FLUID
28070-D
5120-00-595-8223INTERCHANGEABLE
CAULKING TOOL,HAND
30046
5120-00-595-8224INTERCHANGEABLE
CAULKING TOOL,HAND
30041

Frequently Asked Questions

What is NSN 5120-00-293-0483?

NSN 5120-00-293-0483 is a Caulking Tool,hand, manufactured by Mephisto Tool Co Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-293-0483?

NSN 5120-00-293-0483 has 4 cross-referenced part numbers: 30019 (Mephisto Tool Co Inc), GGG-C-135 (Federal Specifications Promulgated by General Services Administration Washington DC), 039 (Mephisto Tool Co Inc), GGG-C-135 CL2ST6 (General Services Administration Federal Supply Service).

What NSN replaces 5120-00-293-0483?

There are 12 known substitutes for 5120-00-293-0483: 5950-00-084-3408, 3110-00-100-0359, 5120-00-223-1294 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30019?

Key specifications for 30019: Style Designator: OFFSET, OUTSIDE; Nose End Width: 0.750 INCHES NOMINAL IN; Width Across Flats: 0.625 INCHES NOMINAL IN; Overall Length: 7.250 INCHES NOMINAL IN. 4 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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