The O-Ring, cataloged under National Stock Number 5331-01-071-8790, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Commercial. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-071-8790 |
| Primary Part Number | BACP11L218 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| Cross-Sectional Height | 0.141 INCHES NOMINAL IN |
| Material | PLASTIC |
| Center Hole Diameter | 1.219 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| TF-BACPIIL218 | Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo (USA) |
| BACP11L218 PRIMARY | The Boeing Company Div Commercial (USA) |
| 11-218 | Coronado Manufacturing, Inc. (USA) |
| 2118-218 | Greene Tweed and Co Advantec Div (USA) |
| BACP11L218 | The Boeing Company Div Defense (USA) |
| TF-BACPIIL218 | Trelleborg Sealing Solutions Us, Inc. (USA) |
| 2218 | Dodge-Wasmund Manufacturing Inc (USA) |
NSN 5331-01-071-8790 is a O-Ring, manufactured by The Boeing Company Div Commercial, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-071-8790 has 7 cross-referenced part numbers: TF-BACPIIL218 (Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo), BACP11L218 (The Boeing Company Div Commercial), 11-218 (Coronado Manufacturing, Inc.), 2118-218 (Greene Tweed and Co Advantec Div), BACP11L218 (The Boeing Company Div Defense) and 2 more.
There are 12 known substitutes for 5331-01-071-8790: 6540-00-082-1657, 5996-00-143-4783, 9540-00-148-4793 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for BACP11L218: Cross-Sectional Height: 0.141 INCHES NOMINAL IN; Material: PLASTIC; Center Hole Diameter: 1.219 INCHES NOMINAL IN. 3 total characteristics are documented in the Federal Logistics Information System.