The O-Ring, cataloged under National Stock Number 5331-00-809-4365, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 35 commercial cross-references from 28 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-809-4365 |
| Primary Part Number | MS29561-013 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Center Hole Diameter | 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN |
| Outside Diameter | 0.566 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Elongation Percentage | 250 MAXIMUM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS29561-013 | Aertekno S.r.l. (ITA) |
| 013-1487 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2-013-47-071 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2-013 N4771-70 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| 11-013CMPD7530-65 | Sbe, Inc. (USA) |
| SP2075 | Fluid Conditioning Products, Inc. (USA) |
| S8057K217 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| ES1005-1 | Drs Sustainment Systems, Inc. (USA) |
| AS29561-013 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| 5331008094365 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| SP2075 | Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr (USA) |
| MS29561-013 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 95000-013 | Dynex/rivett Corp Power Units and Systems (USA) |
| MS29561-013 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 645001G013 | Goodrich Corporation Dba Goodrich Corp (USA) |
| S8057AY220 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| A-013SR873-70 | Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa (MEX) |
| 2-013 47-071 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| S8057AY220 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| MS29561-013 | Society of Automotive Engineers Inc (USA) |
NSN 5331-00-809-4365 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-809-4365 has 35 cross-referenced part numbers: MS29561-013 (Aertekno S.r.l.), 013-1487 (Parker Hannifin Corporation Div O-Ring Division), 2-013-47-071 (Zf Industrieantriebe Witten Gmbh), 2-013 N4771-70 (Parker Hannifin Gmbh O-Ring Division), 11-013CMPD7530-65 (Sbe, Inc.) and 30 more.
There are 7 known substitutes for 5331-00-809-4365: 5120-00-016-6382, 1730-00-225-1361, 5120-01-112-0628 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS29561-013: Center Hole Diameter: 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN; Outside Diameter: 0.566 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-809-4365 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.