PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

865Indicator,sight,liquid

Compass Water Solutions, Inc · NSN 6680-01-135-9788 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-135-9788 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-135-9788. Primary manufacturer part number: 865.
Features
  • Indicator,sight,liquid — FSC 6680
  • Media for Which Designed: OIL AND WATER
  • Thread Series Designator: UNABLE TO DECODE
  • Distance Between Mounting Facility Centers: 8.000 INCHES NOMINAL IN
  • Overall Diameter: 0.620 INCHES NOMINAL IN
  • Thread Direction: UNABLE TO DECODE
  • Guard Rod Quantity: 2
  • Data Furnishing Method: CLEAR WINDOW
Applications
  • Applications requiring Copper Alloy construction
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-135-9788, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Compass Water Solutions, Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN6680-01-135-9788
Primary Part Number865
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerCompass Water Solutions, Inc
StatusACTIVE
Media for Which DesignedOIL AND WATER
Thread Series DesignatorUNABLE TO DECODE
Distance Between Mounting Facility Centers8.000 INCHES NOMINAL IN
Overall Diameter0.620 INCHES NOMINAL IN
Thread DirectionUNABLE TO DECODE
Guard Rod Quantity2
Data Furnishing MethodCLEAR WINDOW
Thread Quantity Per InchUNABLE TO DECODE
End Connection TypeUNABLE TO DECODE
Nominal Thread SizeUNABLE TO DECODE
Nominal Pipe Size for Which DesignedUNABLE TO DECODE
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-600915118-15250 INTERCHANGEABLE
Bearing,roller,tapered
Federal-Mogul Corp Government Sales Dept
3110-00-144-86690210591 INTERCHANGEABLE
Bearing,ball,annular
Agco Corp Parts Opn
7320-00-390-1527 INTERCHANGEABLE
Agitator,mixing Machine
5365-00-417-892504231 INTERCHANGEABLE
Bushing,nonmetallic
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
6685-00-526-8414 INTERCHANGEABLE
Indicator,humidity,plug
6680-00-526-9354G321-4 INTERCHANGEABLE
No Item Name Available
Ldi Industries, Inc. Dba Ldi Industries Inc
5975-00-893-8544TWL75L INTERCHANGEABLE
Box Connector,electrical
Egs Electrical Group Appleton Div
5305-00-984-6207MS35206-260 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3020-00-992-8655 INTERCHANGEABLE
Pulley,groove
6515-01-093-0512 INTERCHANGEABLE
Mask,surgical
Cross-Reference Index
Part NumberManufacturer
423 Separation & Recovery Systems Inc (USA)
423-1 Separation & Recovery Systems Inc (USA)
865 Separation & Recovery Systems Inc (USA)
865 PRIMARY Compass Water Solutions, Inc (USA)
Related Parts
3110-00-100-6009INTERCHANGEABLE
BEARING,ROLLER,TAPERED
15118-15250
3110-00-144-8669INTERCHANGEABLE
BEARING,BALL,ANNULAR
0210591
7320-00-390-1527INTERCHANGEABLE
AGITATOR,MIXING MACHINE
5365-00-417-8925INTERCHANGEABLE
BUSHING,NONMETALLIC
04231
6685-00-526-8414INTERCHANGEABLE
INDICATOR,HUMIDITY,PLUG
6680-00-526-9354INTERCHANGEABLE
NO ITEM NAME AVAILABLE
G321-4
5975-00-893-8544INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
TWL75L
5305-00-984-6207INTERCHANGEABLE
SCREW,MACHINE
MS35206-260
3020-00-992-8655INTERCHANGEABLE
PULLEY,GROOVE
6515-01-093-0512INTERCHANGEABLE
MASK,SURGICAL
5130-01-122-3898INTERCHANGEABLE
STAND,PORTABLE DRILL,VERTICAL
4231
5331-01-130-0474INTERCHANGEABLE
O-RING
4231-59

Frequently Asked Questions

What is NSN 6680-01-135-9788?

NSN 6680-01-135-9788 is a Indicator,sight,liquid, manufactured by Compass Water Solutions, Inc, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-135-9788?

NSN 6680-01-135-9788 has 4 cross-referenced part numbers: 423 (Separation & Recovery Systems Inc), 423-1 (Separation & Recovery Systems Inc), 865 (Separation & Recovery Systems Inc), 865 (Compass Water Solutions, Inc).

What NSN replaces 6680-01-135-9788?

There are 12 known substitutes for 6680-01-135-9788: 3110-00-100-6009, 3110-00-144-8669, 7320-00-390-1527 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 865?

Key specifications for 865: Media for Which Designed: OIL AND WATER; Thread Series Designator: UNABLE TO DECODE; Distance Between Mounting Facility Centers: 8.000 INCHES NOMINAL IN; Overall Diameter: 0.620 INCHES NOMINAL IN. 12 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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