PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3856Transducer,supersonic Test

Ross Laboratories, Inc. · NSN 6635-01-311-8857 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-311-8857 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-311-8857. Primary manufacturer part number: 3856.
Features
  • Transducer,supersonic Test — FSC 6635
  • 1 verified cross-reference
  • Primary manufacturer: Ross Laboratories, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transducer,supersonic Test, cataloged under National Stock Number 6635-01-311-8857, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ross Laboratories, Inc.. This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN6635-01-311-8857
Primary Part Number3856
Item NameTransducer,supersonic Test
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerRoss Laboratories, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3020-00-288-64503856 INTERCHANGEABLE
Gear,spur
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
6515-00-307-55963856 INTERCHANGEABLE
Stockings,anti-Embolism
Covidien Sales Llc Dba Covidien Sales
4510-00-318-82083856 INTERCHANGEABLE
Handle,water Tank
The Central Brass Manufacturing Company
4820-00-412-2356 INTERCHANGEABLE
Valve,check
5935-00-450-46473926 INTERCHANGEABLE
Connector,receptacle,electrical
Bryant Electric
2930-00-560-1952 INTERCHANGEABLE
Radiator Engine Coo
5220-00-588-59923856 INTERCHANGEABLE
Gage,turbine Rotor
Rolls-Royce Corporation
2945-00-595-29210S12223 INTERCHANGEABLE
Filter,fluid
Falls Filtration Technologies, Inc.
5950-00-645-776555C205 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5998-00-827-2028 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
3856 PRIMARY Ross Laboratories, Inc. (USA)
Related Parts
3020-00-288-6450INTERCHANGEABLE
GEAR,SPUR
3856
6515-00-307-5596INTERCHANGEABLE
STOCKINGS,ANTI-EMBOLISM
3856
4510-00-318-8208INTERCHANGEABLE
HANDLE,WATER TANK
3856
4820-00-412-2356INTERCHANGEABLE
VALVE,CHECK
5935-00-450-4647INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3926
2930-00-560-1952INTERCHANGEABLE
RADIATOR ENGINE COO
5220-00-588-5992INTERCHANGEABLE
GAGE,TURBINE ROTOR
3856
2945-00-595-2921INTERCHANGEABLE
FILTER,FLUID
0S12223
5950-00-645-7765INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
55C205
5998-00-827-2028INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5340-01-056-9349INTERCHANGEABLE
CLAMP,LOOP
385-6
5950-01-303-4767INTERCHANGEABLE
TRANSFORMER,POWER
3856

Frequently Asked Questions

What is NSN 6635-01-311-8857?

NSN 6635-01-311-8857 is a Transducer,supersonic Test, manufactured by Ross Laboratories, Inc., classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-311-8857?

NSN 6635-01-311-8857 has 1 cross-referenced part number: 3856 (Ross Laboratories, Inc.).

What NSN replaces 6635-01-311-8857?

There are 12 known substitutes for 6635-01-311-8857: 3020-00-288-6450, 6515-00-307-5596, 4510-00-318-8208 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3856?

Key specifications for 3856: End Item Identification: 5845-01-285-2294. 1 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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