PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G2.5-300Gage,pressure,dial Indicating

Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd · NSN 6620-01-449-2730 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-01-449-2730 — this item is cataloged by the U.S. Government under National Stock Number 6620-01-449-2730. Primary manufacturer part number: G2.5-300.
Features
  • Gage,pressure,dial Indicating — FSC 6620
  • 2 verified cross-references
  • Primary manufacturer: Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-01-449-2730, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGage,pressure,dial Indicating
FSC / FSG6620 — No Item Name Available (FSG 66)
ManufacturersWilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd (CAGE 62834)
Technical Specifications
ParameterValue
NSN6620-01-449-2730
Primary Part NumberG2.5-300
Item NameGage,pressure,dial Indicating
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerWilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6640-00-507-5517G25 INTERCHANGEABLE
Shaking Machine,laboratory
New Brunswick Tool and Die Co
5950-00-591-9769G25 INTERCHANGEABLE
Transformer,audio Frequency
Magnetek Inc Lighting Products Group
5330-00-640-8535 INTERCHANGEABLE
Ring,wiper
5330-00-651-8865G25 INTERCHANGEABLE
Packing,glass Gage
Clark-Reliance Llc Dba Jerguson Gage & Valve
6685-00-737-3826AU2525R INTERCHANGEABLE
Thermometer,indicating,capillary
Ametek, Inc. Div Aerospace & Defense
4930-01-103-8209G25 INTERCHANGEABLE
Adapter,grease Gun Coupling
Weems Industries, Inc. Dba Weems Industries Inc
2590-01-129-51705356793 INTERCHANGEABLE
Cap,filler Opening
Am General Llc
4520-01-131-2941 INTERCHANGEABLE
Heating Element,electrical,nonim
6665-01-282-9954TE-5025 INTERCHANGEABLE
Calibration Kit
General Metal Works Inc Sub of Andersen Samplers Inc
6210-01-348-3133VPGL2-GRPL INTERCHANGEABLE
Globe,electric Light
Egs Electrical Group Appleton Div
Cross-Reference Index
Part NumberManufacturer
G2.5 Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd (USA)
G2.5-300 PRIMARY Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd (USA)
Related Parts
6640-00-507-5517INTERCHANGEABLE
SHAKING MACHINE,LABORATORY
G25
5950-00-591-9769INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
G25
5330-00-640-8535INTERCHANGEABLE
RING,WIPER
5330-00-651-8865INTERCHANGEABLE
PACKING,GLASS GAGE
G25
6685-00-737-3826INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
AU2525R
4930-01-103-8209INTERCHANGEABLE
ADAPTER,GREASE GUN COUPLING
G25
2590-01-129-5170INTERCHANGEABLE
CAP,FILLER OPENING
5356793
4520-01-131-2941INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
6665-01-282-9954INTERCHANGEABLE
CALIBRATION KIT
TE-5025
6210-01-348-3133INTERCHANGEABLE
GLOBE,ELECTRIC LIGHT
VPGL2-GRPL
6140-01-356-5925INTERCHANGEABLE
BATTERY,STORAGE
G-25
5325-01-385-0639INTERCHANGEABLE
INSERT,PANEL FASTENER
G25

Frequently Asked Questions

What is NSN 6620-01-449-2730?

NSN 6620-01-449-2730 is a Gage,pressure,dial Indicating, manufactured by Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-01-449-2730?

NSN 6620-01-449-2730 has 2 cross-referenced part numbers: G2.5 (Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd), G2.5-300 (Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd).

What NSN replaces 6620-01-449-2730?

There are 12 known substitutes for 6620-01-449-2730: 6640-00-507-5517, 5950-00-591-9769, 5330-00-640-8535 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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