PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B647-F910-HPIndicator,sight,liquid

Clark-Reliance Llc Dba Jacoby-Tarbox · NSN 6680-01-164-6859 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-164-6859 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-164-6859. Primary manufacturer part number: B647-F910-HP.
Features
  • Indicator,sight,liquid — FSC 6680
  • Data Furnishing Method: CLEAR WINDOW
  • Maximum Working Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) LBS
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Style Designator: DOUBLE PORT FLANGED
  • Furnished Data: LIQUID FLOW
  • Material: STEEL COMP 316
  • Material Document and Classification: MIL-S-867 CL 3 MIL SPEC SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Steel Comp 316 construction
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-164-6859, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Clark-Reliance Llc Dba Jacoby-Tarbox. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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.

Technical Specifications
ParameterValue
NSN6680-01-164-6859
Primary Part NumberB647-F910-HP
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerClark-Reliance Llc Dba Jacoby-Tarbox
StatusACTIVE
Data Furnishing MethodCLEAR WINDOW
Maximum Working Pressure300.0 POUNDS PER SQUARE INCH (PSI) LBS
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Style DesignatorDOUBLE PORT FLANGED
Furnished DataLIQUID FLOW
MaterialSTEEL COMP 316
Material Document and ClassificationMIL-S-867 CL 3 MIL SPEC SINGLE MATERIAL RESPONSE
Criticality Code JustificationZZZY
Sight Diameter2.063 INCHES MINIMUM AND 2.187 INCHES MAXIMUM IN
Flange Outside Diameter6.000 INCHES MINIMUM AND 6.125 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-035-7239AONI-183 INTERCHANGEABLE
Ring,lantern
M.t. Davidson Company
5940-00-208-0668647 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
2590-00-414-56199102036 INTERCHANGEABLE
Cap,filler Opening
Sicard a Division of Smi-Snowblast Inc Dba Sicard
5935-01-010-7618 INTERCHANGEABLE
Connector,receptacle,electrical
4420-01-179-6405647 INTERCHANGEABLE
Riser,condensate Return
Aerco International, Inc. Dba Aerco International Inc
3940-01-198-7404647 INTERCHANGEABLE
Spindle,reel Stand
Greenlee Textron Inc.
5330-01-226-9514 INTERCHANGEABLE
Gasket
5330-01-226-9723647,IT.5 INTERCHANGEABLE
Gasket,cushion
Clark-Reliance Llc Dba Jacoby-Tarbox
6645-01-342-9415 INTERCHANGEABLE
Generator,time Code
4730-01-411-9516 INTERCHANGEABLE
Restrictor,fluid Flow
Cross-Reference Index
Part NumberManufacturer
B647-F910-HP Clark-Reliance Llc Dba Jacoby-Tarbox (USA)
647F910HP Clark-Reliance Llc Dba Jacoby-Tarbox (USA)
647 Clark-Reliance Llc Dba Jacoby-Tarbox (USA)
B-647 Clark-Reliance Llc Dba Jacoby-Tarbox (USA)
Related Parts
4320-00-035-7239INTERCHANGEABLE
RING,LANTERN
AONI-183
5940-00-208-0668INTERCHANGEABLE
TERMINAL,LUG
647
2590-00-414-5619INTERCHANGEABLE
CAP,FILLER OPENING
9102036
5935-01-010-7618INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4420-01-179-6405INTERCHANGEABLE
RISER,CONDENSATE RETURN
647
3940-01-198-7404INTERCHANGEABLE
SPINDLE,REEL STAND
647
5330-01-226-9514INTERCHANGEABLE
GASKET
5330-01-226-9723INTERCHANGEABLE
GASKET,CUSHION
647,IT.5
6645-01-342-9415INTERCHANGEABLE
GENERATOR,TIME CODE
4730-01-411-9516INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
4730-01-411-9520INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
4730-01-412-9617INTERCHANGEABLE
RESTRICTOR,FLUID FLOW

Frequently Asked Questions

What is NSN 6680-01-164-6859?

NSN 6680-01-164-6859 is a Indicator,sight,liquid, manufactured by Clark-Reliance Llc Dba Jacoby-Tarbox, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-164-6859?

NSN 6680-01-164-6859 has 4 cross-referenced part numbers: B647-F910-HP (Clark-Reliance Llc Dba Jacoby-Tarbox), 647F910HP (Clark-Reliance Llc Dba Jacoby-Tarbox), 647 (Clark-Reliance Llc Dba Jacoby-Tarbox), B-647 (Clark-Reliance Llc Dba Jacoby-Tarbox).

What NSN replaces 6680-01-164-6859?

There are 12 known substitutes for 6680-01-164-6859: 4320-00-035-7239, 5940-00-208-0668, 2590-00-414-5619 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B647-F910-HP?

Key specifications for B647-F910-HP: Data Furnishing Method: CLEAR WINDOW; Maximum Working Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) LBS; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Style Designator: DOUBLE PORT FLANGED. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com