PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25900Dampener,fluid Pressure

Kaydon Custom Filtration Corporation · NSN 6685-01-201-7988 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-201-7988 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-201-7988. Primary manufacturer part number: 25900.
Features
  • Dampener,fluid Pressure — FSC 6685
  • 2 verified cross-references
  • Primary manufacturer: Kaydon Custom Filtration Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Dampener,fluid Pressure, cataloged under National Stock Number 6685-01-201-7988, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Kaydon Custom Filtration Corporation. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDampener,fluid Pressure
FSC / FSG6685 — No Item Name Available (FSG 66)
ManufacturersKaydon Custom Filtration Corporation (CAGE 53964)
Technical Specifications
ParameterValue
NSN6685-01-201-7988
Primary Part Number25900
Item NameDampener,fluid Pressure
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerKaydon Custom Filtration Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4730-00-074-169386213-2 INTERCHANGEABLE
Fitting,chain Lube,inseparable
Alpine Machine & Tool Corporation
4470-00-464-6084 INTERCHANGEABLE
Logic Card
2805-00-678-13698754650 INTERCHANGEABLE
Tappet,engine Poppet Valve
U S Army Tank Automotive Command Amsta-Im-Mm
5945-00-680-9979 INTERCHANGEABLE
Solenoid,electrical
2520-00-708-6572A892 INTERCHANGEABLE
Countershaft
Eaton Corp Transmission Div
5360-00-844-2314259-00 INTERCHANGEABLE
Spring,helical,extension
Ampex Data Systems Corporation Dba Ampex Intelligent Systems
4820-01-122-3674259-00 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
3040-01-169-3672A-892 INTERCHANGEABLE
Cylinder Assembly,a
Forenta Lp
5340-01-169-804611954FX INTERCHANGEABLE
Clip,spring Hose
Oshkosh Defense Llc
5998-01-224-198725-900 INTERCHANGEABLE
Circuit Card Assembly
Olympus America Inc
Cross-Reference Index
Part NumberManufacturer
A892 Kaydon Custom Filtration Corporation (USA)
25900 PRIMARY Kaydon Custom Filtration Corporation (USA)
Related Parts
4730-00-074-1693INTERCHANGEABLE
FITTING,CHAIN LUBE,INSEPARABLE
86213-2
4470-00-464-6084INTERCHANGEABLE
LOGIC CARD
2805-00-678-1369INTERCHANGEABLE
TAPPET,ENGINE POPPET VALVE
8754650
5945-00-680-9979INTERCHANGEABLE
SOLENOID,ELECTRICAL
2520-00-708-6572INTERCHANGEABLE
COUNTERSHAFT
A892
5360-00-844-2314INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
259-00
4820-01-122-3674INTERCHANGEABLE
SEAT,VALVE
259-00
3040-01-169-3672INTERCHANGEABLE
CYLINDER ASSEMBLY,A
A-892
5340-01-169-8046INTERCHANGEABLE
CLIP,SPRING HOSE
11954FX
5998-01-224-1987INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
25-900
5325-01-585-3256INTERCHANGEABLE
INSERT,SCREW THREAD
25900

Frequently Asked Questions

What is NSN 6685-01-201-7988?

NSN 6685-01-201-7988 is a Dampener,fluid Pressure, manufactured by Kaydon Custom Filtration Corporation, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-201-7988?

NSN 6685-01-201-7988 has 2 cross-referenced part numbers: A892 (Kaydon Custom Filtration Corporation), 25900 (Kaydon Custom Filtration Corporation).

What NSN replaces 6685-01-201-7988?

There are 11 known substitutes for 6685-01-201-7988: 4730-00-074-1693, 4470-00-464-6084, 2805-00-678-1369 and 8 more. Verify interchangeability with system specifications before substitution.

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