PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21494Gage,pressure,dial Indicating

Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations · NSN 6620-00-408-5478 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-408-5478 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-408-5478. Primary manufacturer part number: 21494.
Features
  • Gage,pressure,dial Indicating — FSC 6620
  • 5 verified cross-references
  • Primary manufacturer: Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
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 6620-00-408-5478, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 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)
ManufacturersLittle Giant Crane and Shovel Inc (CAGE 95097); Arrow-Master, Incorporated (CAGE 55207); Stewart-Warner Corporation (CAGE 57733); Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations (CAGE 81495); Stewart-Warner Alemite Corp (CAGE 95879)
Technical Specifications
ParameterValue
NSN6620-00-408-5478
Primary Part Number21494
Item NameGage,pressure,dial Indicating
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerKoehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4820-00-063-8820A21494 INTERCHANGEABLE
Seat,valve
Barksdale, Inc
4730-00-132-46250917425 INTERCHANGEABLE
Plug,pipe
Agco Corp Parts Opn
5915-00-140-923021494 INTERCHANGEABLE
Filter,electrical
Raytheon Company Dba Raytheon Co
5110-00-186-4192 INTERCHANGEABLE
Reamer,hand
6150-00-519-294421494 INTERCHANGEABLE
End Bell,electrical Rotating Equ
Hydro-Aire Aerospace Corp
5930-00-839-800821494-3 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
5930-00-995-436421494 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
5950-01-114-118521494 INTERCHANGEABLE
Coil
Ward Leonard Ct Llc
5110-01-434-9650 INTERCHANGEABLE
Handle,file
Cross-Reference Index
Part NumberManufacturer
76322 Little Giant Crane and Shovel Inc (USA)
21494 Arrow-Master, Incorporated (USA)
444620 Stewart-Warner Corporation (USA)
21494 PRIMARY Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations (USA)
444620 Stewart-Warner Alemite Corp (USA)
Related Parts
4820-00-063-8820INTERCHANGEABLE
SEAT,VALVE
A21494
4730-00-132-4625INTERCHANGEABLE
PLUG,PIPE
0917425
5915-00-140-9230INTERCHANGEABLE
FILTER,ELECTRICAL
21494
5110-00-186-4192INTERCHANGEABLE
REAMER,HAND
6150-00-519-2944INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
21494
5930-00-839-8008INTERCHANGEABLE
SWITCH,THERMOSTATIC
21494-3
5930-00-995-4364INTERCHANGEABLE
SWITCH,THERMOSTATIC
21494
5950-01-114-1185INTERCHANGEABLE
COIL
21494
5110-01-434-9650INTERCHANGEABLE
HANDLE,FILE

Frequently Asked Questions

What is NSN 6620-00-408-5478?

NSN 6620-00-408-5478 is a Gage,pressure,dial Indicating, manufactured by Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-00-408-5478?

NSN 6620-00-408-5478 has 5 cross-referenced part numbers: 76322 (Little Giant Crane and Shovel Inc), 21494 (Arrow-Master, Incorporated), 444620 (Stewart-Warner Corporation), 21494 (Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations), 444620 (Stewart-Warner Alemite Corp).

What NSN replaces 6620-00-408-5478?

There are 9 known substitutes for 6620-00-408-5478: 4820-00-063-8820, 4730-00-132-4625, 5915-00-140-9230 and 6 more. Verify interchangeability with system specifications before substitution.

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