PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1213956C1Ring,piston

Dressta North America Ltd · NSN 2805-00-142-5385 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-142-5385 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-142-5385. Primary manufacturer part number: 1213956C1.
Features
  • Ring,piston — FSC 2805
  • Radial Wall Thickness: 0.0830 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Criticality Code Justification: FEAT
  • Standard Bore Diameter: 2.000 INCHES IN
  • FSC Application Data: TRANSMISSION,HYDRAULIC,VEHICULAR
  • Joint Style: INTERLOCKING JOINT
  • Ring Style: CONCENTRIC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring,piston, cataloged under National Stock Number 2805-00-142-5385, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Dressta North America Ltd. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-142-5385
Primary Part Number1213956C1
Item NameRing,piston
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerDressta North America Ltd
StatusACTIVE
Radial Wall Thickness0.0830 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Criticality Code JustificationFEAT
Standard Bore Diameter2.000 INCHES IN
FSC Application DataTRANSMISSION,HYDRAULIC,VEHICULAR
Joint StyleINTERLOCKING JOINT
Ring StyleCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2920-00-038-444712337168 INTERCHANGEABLE
Coil,ignition
General Motors Llc Dba General Motors Llc
5325-00-083-6637223085 INTERCHANGEABLE
Ring,retaining
Eaton Aerospace, Llc Dba Jackson South
5945-00-500-8188974-0345-00 INTERCHANGEABLE
Relay,electromagnetic
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5985-01-026-76412897218-2 INTERCHANGEABLE
Waveguide Assembly
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-01-508-111472785 INTERCHANGEABLE
Screw,cap,hexagon Head
Miller Electric Mfg. Llc
6515-01-679-1066223085 INTERCHANGEABLE
Splint,thumb
Medical Specialties Incorporated
Cross-Reference Index
Part NumberManufacturer
1213956C1 Komatsu America Corporation (USA)
72785 Komatsu America Corporation (USA)
1213956C1 PRIMARY Dressta North America Ltd (USA)
223085 PRIMARY Dana Off Highway Products, Llc (USA)
223085 Clark Equipment Co (USA)
D72785 Komatsu America Corporation (USA)
Related Parts
2920-00-038-4447INTERCHANGEABLE
COIL,IGNITION
12337168
5325-00-083-6637INTERCHANGEABLE
RING,RETAINING
223085
5945-00-500-8188INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
974-0345-00
5985-01-026-7641INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
2897218-2
5305-01-508-1114INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
72785
6515-01-679-1066INTERCHANGEABLE
SPLINT,THUMB
223085

Frequently Asked Questions

What is NSN 2805-00-142-5385?

NSN 2805-00-142-5385 is a Ring,piston, manufactured by Dressta North America Ltd, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-142-5385?

NSN 2805-00-142-5385 has 6 cross-referenced part numbers: 1213956C1 (Komatsu America Corporation), 72785 (Komatsu America Corporation), 1213956C1 (Dressta North America Ltd), 223085 (Dana Off Highway Products, Llc), 223085 (Clark Equipment Co) and 1 more.

What NSN replaces 2805-00-142-5385?

There are 6 known substitutes for 2805-00-142-5385: 2920-00-038-4447, 5325-00-083-6637, 5945-00-500-8188 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1213956C1?

Key specifications for 1213956C1: Radial Wall Thickness: 0.0830 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN; Special Features: WEAPON SYSTEM ESSENTIAL; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Criticality Code Justification: FEAT. 9 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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