The O-Ring, cataloged under National Stock Number 5331-00-816-3546, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 37 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-816-3546 |
| Primary Part Number | 25-2859YPCAN629020 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| Status | CANCELLED |
| Center Hole Diameter | 1.465 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 1.689 INCHES MINIMUM AND 1.733 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25-2859YPCAN629020 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| M383-20 | Anchor Swan Corp Sub of Amerace Corp (USA) |
| 10596841-13 | Lockheed Martin Corporation (USA) |
| 128250 | Komatsu American Intl Co (USA) |
| 257R21REVAPC23 | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA) |
| 7799-20 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2251-20 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| M383-20 | Contitech Usa, Inc. (USA) |
| 547790ITEM97 | Bendix Corp the (USA) |
| AN6290-20 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 98006PN20 | Zf Industrieantriebe Witten Gmbh (DEU) |
| N90-86718 PRIMARY | Grove Valve Operations (USA) |
| 10596841-13 PRIMARY | Us Army Aviation and Missile Command (USA) |
| MS28778-20 | Bae Systems Land & Armaments L.p. (USA) |
| 547790ITEM97 | Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA) |
| N885PC20 | Grove Valve Operations (USA) |
| 817366 | Terex American Crane Corp (USA) |
| 13207E6770FN117 | Cecom Lr Center (USA) |
| 547810PCAN902-20 | Bendix Corp the (USA) |
| 5330008163546 | E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5331-00-816-3546 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-816-3546 has 50 cross-referenced part numbers: 25-2859YPCAN629020 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), M383-20 (Anchor Swan Corp Sub of Amerace Corp), 10596841-13 (Lockheed Martin Corporation), 128250 (Komatsu American Intl Co), 257R21REVAPC23 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace) and 45 more.
There are 12 known substitutes for 5331-00-816-3546: 5331-00-182-3192, 4320-00-330-6878, 4730-00-549-4780 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25-2859YPCAN629020: Center Hole Diameter: 1.465 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Outside Diameter: 1.689 INCHES MINIMUM AND 1.733 INCHES MAXIMUM IN; Cross-Sectional Height: 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-816-3546 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.