The O-Ring, cataloged under National Stock Number 5331-01-595-6536, 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 5 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-595-6536 |
| Primary Part Number | AS3581-221 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Center Hole Diameter | 1.437 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZW |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 30-718 | Parker Hannifin Corporation Div Village Marine Tech (USA) |
| 17601ITEM52 | Parker Hannifin Corporation Div Village Marine Tech (USA) |
| AS3581-221 | Society of Automotive Engineers Inc (USA) |
| AS3581-221 PRIMARY | Sae International Dba Sae International (USA) |
| M83248/2-221 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS3581 | Sae International Dba Sae International (USA) |
NSN 5331-01-595-6536 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-595-6536 has 6 cross-referenced part numbers: 30-718 (Parker Hannifin Corporation Div Village Marine Tech), 17601ITEM52 (Parker Hannifin Corporation Div Village Marine Tech), AS3581-221 (Society of Automotive Engineers Inc), AS3581-221 (Sae International Dba Sae International), M83248/2-221 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.
There are 8 known substitutes for 5331-01-595-6536: 3030-00-005-7644, 5210-00-197-9678, 5210-00-197-9681 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS3581-221: Center Hole Diameter: 1.437 INCHES NOMINAL IN; Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Special Features: OUTSIDE DIAMETER IS 1.688 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: (INAVY)RUBBER FLOUROCARBON ELASTOMER, HIGH TEMPERATURE, FLUID AND COMPRESSION SET RESISTANT (O-RING, CLASS 2, 90 HARDNESS). 7 total characteristics are documented in the Federal Logistics Information System.