PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

355DUnit Assy,sending,o

Stewart-Warner Corporation · NSN 6620-00-317-6254 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-317-6254 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-317-6254. Primary manufacturer part number: 355D.
Features
  • Unit Assy,sending,o — FSC 6620
  • 1 verified cross-reference
  • Primary manufacturer: Stewart-Warner Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Unit Assy,sending,o, cataloged under National Stock Number 6620-00-317-6254, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Stewart-Warner Corporation. 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.

Catalog Facts
Item NameUnit Assy,sending,o
FSC / FSG6620 — No Item Name Available (FSG 66)
ManufacturersStewart-Warner Corporation (CAGE 57733)
Technical Specifications
ParameterValue
NSN6620-00-317-6254
Primary Part Number355D
Item NameUnit Assy,sending,o
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerStewart-Warner Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6630-00-243-9523 INTERCHANGEABLE
Disk,color Standards
5985-00-957-1860355D INTERCHANGEABLE
Attenuator,variable
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
355D PRIMARY Stewart-Warner Corporation (USA)
Related Parts
6630-00-243-9523INTERCHANGEABLE
DISK,COLOR STANDARDS
5985-00-957-1860INTERCHANGEABLE
ATTENUATOR,VARIABLE
355D

Frequently Asked Questions

What is NSN 6620-00-317-6254?

NSN 6620-00-317-6254 is a Unit Assy,sending,o, manufactured by Stewart-Warner Corporation, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-00-317-6254?

NSN 6620-00-317-6254 has 1 cross-referenced part number: 355D (Stewart-Warner Corporation).

What NSN replaces 6620-00-317-6254?

There are 2 known substitutes for 6620-00-317-6254: 6630-00-243-9523, 5985-00-957-1860. Verify interchangeability with system specifications before substitution.

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