The O-Ring, cataloged under National Stock Number 5331-01-012-6218, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-012-6218 |
| Primary Part Number | 581R130H16 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Cross-Sectional Height | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 581R130H16 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| RA12872-16 | Jonal Laboratories Inc (USA) |
| 6176 | Jonal Laboratories Inc (USA) |
NSN 5331-01-012-6218 is a O-Ring, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-012-6218 has 3 cross-referenced part numbers: 581R130H16 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), RA12872-16 (Jonal Laboratories Inc), 6176 (Jonal Laboratories Inc).
There are 7 known substitutes for 5331-01-012-6218: 5905-00-141-1132, 5950-00-523-7386, 2815-00-554-2216 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 581R130H16: Cross-Sectional Height: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN; Center Hole Diameter: 0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN; Material: RUBBER. 3 total characteristics are documented in the Federal Logistics Information System.