PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19554Ring,piston

Mid-America Aerotech, Llc · NSN 2810-00-008-3540 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-008-3540 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-008-3540. Primary manufacturer part number: 19554.
Features
  • Ring,piston — FSC 2810
  • Joint Style: STEP JOINT
  • Ring Style: CONCENTRIC
  • Radial Wall Thickness: 0.1600 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
  • Standard Bore Diameter: 2.500 INCHES IN
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • FSC Application Data: SERVOCYLINDER,HYDRAULIC,ACFT
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2810-00-008-3540, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN2810-00-008-3540
Primary Part Number19554
Item NameRing,piston
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
Joint StyleSTEP JOINT
Ring StyleCONCENTRIC
Radial Wall Thickness0.1600 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Standard Bore Diameter2.500 INCHES IN
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
FSC Application DataSERVOCYLINDER,HYDRAULIC,ACFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-664910554 INTERCHANGEABLE
Bearing,ball,annular
Chrysler Realty Company Llc Dba Daimler Chrysler
5950-00-486-618710554 INTERCHANGEABLE
Transformer,power
Astronautics Corporation of America
5133-00-596-6247 INTERCHANGEABLE
Drill,twist
1560-00-771-935510554 INTERCHANGEABLE
Tube,assembly
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5930-00-971-695011065466 INTERCHANGEABLE
Switch,push
Us Army Aviation and Missile Command
5940-01-111-0108 INTERCHANGEABLE
Terminal Board
7310-01-212-0819 INTERCHANGEABLE
Heating Element,electrical,nonim
3040-01-216-9249X-5 INTERCHANGEABLE
Collar,zinc
Camp Company of St Petersburg Inc
4820-01-225-1614195-5-4 INTERCHANGEABLE
Disk,valve
Flowserve Corporation Div Flowserve Us Inc
5360-01-260-463010554 INTERCHANGEABLE
Spring,helical,compression
Consolidated Sewing Machine Corp
Cross-Reference Index
Part NumberManufacturer
19554 PRIMARY Mid-America Aerotech, Llc (USA)
19554 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
10554 E-Systems Inc Montek Div Fluid Controls Opns (USA)
19554 Moog Inc (USA)
19554 E-Systems Inc Montek Div Fluid Controls Opns (USA)
Related Parts
3110-00-155-6649INTERCHANGEABLE
BEARING,BALL,ANNULAR
10554
5950-00-486-6187INTERCHANGEABLE
TRANSFORMER,POWER
10554
5133-00-596-6247INTERCHANGEABLE
DRILL,TWIST
1560-00-771-9355INTERCHANGEABLE
TUBE,ASSEMBLY
10554
5930-00-971-6950INTERCHANGEABLE
SWITCH,PUSH
11065466
5940-01-111-0108INTERCHANGEABLE
TERMINAL BOARD
7310-01-212-0819INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
3040-01-216-9249INTERCHANGEABLE
COLLAR,ZINC
X-5
4820-01-225-1614INTERCHANGEABLE
DISK,VALVE
195-5-4
5360-01-260-4630INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
10554
5120-01-468-8576INTERCHANGEABLE
TOOL,STOP
10554
6515-01-572-8877INTERCHANGEABLE
WRENCH,SOCKET,BONE FIXATION
395.36

Frequently Asked Questions

What is NSN 2810-00-008-3540?

NSN 2810-00-008-3540 is a Ring,piston, manufactured by Mid-America Aerotech, Llc, classified under FSC 2810 (No Item Name Available). Status: active.

What are the part numbers for NSN 2810-00-008-3540?

NSN 2810-00-008-3540 has 5 cross-referenced part numbers: 19554 (Mid-America Aerotech, Llc), 19554 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 10554 (E-Systems Inc Montek Div Fluid Controls Opns), 19554 (Moog Inc), 19554 (E-Systems Inc Montek Div Fluid Controls Opns).

What NSN replaces 2810-00-008-3540?

There are 12 known substitutes for 2810-00-008-3540: 3110-00-155-6649, 5950-00-486-6187, 5133-00-596-6247 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19554?

Key specifications for 19554: Joint Style: STEP JOINT; Overall Width: 0.0900 INCHES MINIMUM AND 0.0920 INCHES MAXIMUM IN; Ring Style: CONCENTRIC; Radial Wall Thickness: 0.1600 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN. 8 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