PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

680-1D2Dampener,fluid Pressure

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · NSN 6685-00-845-1993 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-845-1993 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-845-1993. Primary manufacturer part number: 680-1D2.
Features
  • Dampener,fluid Pressure — FSC 6685
  • Connection Quantity: 2
  • Thread Location: INTERNAL
  • Material: ALUMINUM ALLOY
  • Tube Connection Type: FLARELESS
  • Fluid Type for Which Designed: AIR
  • Screw Thread Series Designator: NPT
  • Thread Size: 1/4 -18
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Dampener,fluid Pressure, cataloged under National Stock Number 6685-00-845-1993, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-845-1993
Primary Part Number680-1D2
Item NameDampener,fluid Pressure
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusCANCELLED
Connection Quantity2
Thread LocationINTERNAL
MaterialALUMINUM ALLOY
Tube Connection TypeFLARELESS
Fluid Type for Which DesignedAIR
Screw Thread Series DesignatorNPT
Thread Size1/4 -18
Operating Pressure Range15 TO 250 PSI
FSC Application DataDAMPENER,FLUID PRESSURE,PRESSURE MEASURING INSTRUMENT
Nominal Pipe Size Designation0.250 INCHES IN
Threaded Direct Pressure ConnectionPROVIDED
Removable PistonPROVIDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5120-01-045-489512276 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
7510-01-462-1391 INTERCHANGEABLE
Binder,loose-Leaf
8030-01-526-4687 INTERCHANGEABLE
Sealing Compound
6515-01-527-228168060 INTERCHANGEABLE
Blade,laryngoscope
Welch Allyn, Inc.
3940-01-689-9839AK68060 INTERCHANGEABLE
Link,hoisting
Actek Mfg and Engineering Inc
Cross-Reference Index
Part NumberManufacturer
680-1D Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
44300-783 Goodrich Corporation Dba Trw Lucas Aerospace (USA)
680-1D11 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
C150014-549 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
680-1D2 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
44300-783 Triumph Gear Systems Inc Dba Triumph Gear Systems Inc (USA)
680-60 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
680-1D2 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
Related Parts
5120-01-045-4895INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
12276
7510-01-462-1391INTERCHANGEABLE
BINDER,LOOSE-LEAF
8030-01-526-4687INTERCHANGEABLE
SEALING COMPOUND
6515-01-527-2281INTERCHANGEABLE
BLADE,LARYNGOSCOPE
68060
3940-01-689-9839INTERCHANGEABLE
LINK,HOISTING
AK68060

Frequently Asked Questions

What is NSN 6685-00-845-1993?

NSN 6685-00-845-1993 is a Dampener,fluid Pressure, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-845-1993?

NSN 6685-00-845-1993 has 8 cross-referenced part numbers: 680-1D (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), 44300-783 (Goodrich Corporation Dba Trw Lucas Aerospace), 680-1D11 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), C150014-549 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 680-1D2 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division) and 3 more.

What NSN replaces 6685-00-845-1993?

There are 5 known substitutes for 6685-00-845-1993: 5120-01-045-4895, 7510-01-462-1391, 8030-01-526-4687 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 680-1D2?

Key specifications for 680-1D2: Connection Quantity: 2; Overall Length: 3.000 INCHES NOMINAL IN; Thread Location: INTERNAL; Material: ALUMINUM ALLOY. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-845-1993 still in active supply?

NSN 6685-00-845-1993 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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