PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19625Ring,piston

E-Systems Inc Montek Div Fluid Controls Opns · NSN 2810-00-083-4291 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-083-4291 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-083-4291. Primary manufacturer part number: 19625.
Features
  • Ring,piston — FSC 2810
  • Ring Style: CONCENTRIC
  • Joint Style: VERTICAL JOINT
  • Surface Treatment Document and Classification: QQ-P-416,CLASS 3,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Material Document and Classification: MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
Applications
  • Applications requiring Steel Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2810-00-083-4291, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is E-Systems Inc Montek Div Fluid Controls Opns. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2810-00-083-4291
Primary Part Number19625
Item NameRing,piston
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerE-Systems Inc Montek Div Fluid Controls Opns
StatusACTIVE
Ring StyleCONCENTRIC
Joint StyleVERTICAL JOINT
Surface Treatment Document and ClassificationQQ-P-416,CLASS 3,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Material Document and ClassificationMIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-929-254719625 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
3455-01-005-487219625 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
2530-01-061-0896 INTERCHANGEABLE
Chamber,air Brake
5930-01-196-466219625 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
19625 E-Systems Inc Montek Div Fluid Controls Opns (USA)
19625 Mid-America Aerotech, Llc (USA)
19625 Moog Inc (USA)
19625 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
5935-00-929-2547INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
19625
3455-01-005-4872INTERCHANGEABLE
REAMER,MACHINE
19625
2530-01-061-0896INTERCHANGEABLE
CHAMBER,AIR BRAKE
5930-01-196-4662INTERCHANGEABLE
SWITCH,FLOW
19625

Frequently Asked Questions

What is NSN 2810-00-083-4291?

NSN 2810-00-083-4291 is a Ring,piston, manufactured by E-Systems Inc Montek Div Fluid Controls Opns, classified under FSC 2810 (No Item Name Available). Status: active.

What are the part numbers for NSN 2810-00-083-4291?

NSN 2810-00-083-4291 has 4 cross-referenced part numbers: 19625 (E-Systems Inc Montek Div Fluid Controls Opns), 19625 (Mid-America Aerotech, Llc), 19625 (Moog Inc), 19625 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 2810-00-083-4291?

There are 4 known substitutes for 2810-00-083-4291: 5935-00-929-2547, 3455-01-005-4872, 2530-01-061-0896 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19625?

Key specifications for 19625: Ring Style: CONCENTRIC; Overall Width: 0.3750 INCHES NOMINAL IN; End Item Identification: WESTON HYDRAULICS POWER CONTROL CYLINDER,MODEL NO. 18421,18421-1,18421-2; Special Features: 3.750 IN. DIA IN. 10 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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