The O-Ring, cataloged under National Stock Number 5331-01-037-3444, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-037-3444 |
| Primary Part Number | ARP568-021MILG23652 TY2 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Society of Automotive Engineers Inc |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Elongation Percentage | 125 MAXIMUM |
| Center Hole Diameter | 0.917 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Outside Diameter | 1.066 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-G-23652,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ARP568-021MILG23652 TY2 | Society of Automotive Engineers Inc (USA) |
| AS3581CP | Naval Inventory Control Point Mechanicsburg (USA) |
| ARP568-021MILG23652 TY2CP | Naval Inventory Control Point Mechanicsburg (USA) |
| PRI-QPL-AMS7259 | Sae International Dba Sae International (USA) |
| AS3581 | Sae International Dba Sae International (USA) |
| MIL-R-83248/2-0 21CP | Naval Inventory Control Point Mechanicsburg (USA) |
| AS3581-021 | Sae International Dba Sae International (USA) |
| AS568-021 | Sae International Dba Sae International (USA) |
| M83248/2-021CP | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS3581-021CP | Naval Inventory Control Point Mechanicsburg (USA) |
| PRI-QPL-AMS7259CP | Naval Inventory Control Point Mechanicsburg (USA) |
| MIL-R-83248/2-0 21 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS568-021CP | Naval Inventory Control Point Mechanicsburg (USA) |
| ARP568-021MILG23652 TY2 | Sae International Dba Sae International (USA) |
NSN 5331-01-037-3444 is a O-Ring, manufactured by Society of Automotive Engineers Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-037-3444 has 14 cross-referenced part numbers: ARP568-021MILG23652 TY2 (Society of Automotive Engineers Inc), AS3581CP (Naval Inventory Control Point Mechanicsburg), ARP568-021MILG23652 TY2CP (Naval Inventory Control Point Mechanicsburg), PRI-QPL-AMS7259 (Sae International Dba Sae International), AS3581 (Sae International Dba Sae International) and 9 more.
There are 9 known substitutes for 5331-01-037-3444: 5331-00-425-0649, 5331-00-436-7107, 5331-01-104-5943 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for ARP568-021MILG23652 TY2: Criticality Code Justification: ZZZY; Material: RUBBER FLUOROCARBON CLASS FPM; Elongation Percentage: 125 MAXIMUM; Center Hole Diameter: 0.917 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.