The Seal,plain Encased, cataloged under National Stock Number 5330-00-887-3807, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. Government technical data includes 8 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5330-00-887-3807 |
| Primary Part Number | 51621 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — No Item Name Available |
| Manufacturer | The Gorman-Rupp Company Div Gorman-Rupp |
| Status | CANCELLED |
| Housing Bore Diameter | 1.875 INCHES NOMINAL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Accommodated Shaft Diameter | 1.250 INCHES NOMINAL IN |
| Case Style | SQUARE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| Material | STEEL CORROSION RESISTING CASE |
| Seal Width | 1.844 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CFSP-11517 | Wartsila Lips Inc (USA) |
| CFSP11517 | John Crane, Inc (USA) |
| S1621 | The Gorman-Rupp Company Div Gorman-Rupp (USA) |
| B27P171 | John Crane, Inc (USA) |
| CFSP-11517 | Defense Maritime Solutions, Inc. (USA) |
| 51621 PRIMARY | The Gorman-Rupp Company Div Gorman-Rupp (USA) |
NSN 5330-00-887-3807 is a Seal,plain Encased, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 5330 (No Item Name Available). Status: cancelled.
NSN 5330-00-887-3807 has 6 cross-referenced part numbers: CFSP-11517 (Wartsila Lips Inc), CFSP11517 (John Crane, Inc), S1621 (The Gorman-Rupp Company Div Gorman-Rupp), B27P171 (John Crane, Inc), CFSP-11517 (Defense Maritime Solutions, Inc.) and 1 more.
There are 5 known substitutes for 5330-00-887-3807: 5305-00-423-0879, 5306-00-426-2934, 6520-00-536-0000 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 51621: Housing Bore Diameter: 1.875 INCHES NOMINAL IN; Temp Rating: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Accommodated Shaft Diameter: 1.250 INCHES NOMINAL IN; Case Style: SQUARE. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 5330-00-887-3807 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.