The Seal,plain Encased, cataloged under National Stock Number 5330-01-173-6441, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-173-6441 |
| Primary Part Number | 55477 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — No Item Name Available |
| Manufacturer | Altra Industrial Motion Corp. |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | STEEL CASE |
| Accommodated Shaft Diameter | 1.375 INCHES NOMINAL IN |
| Case Style | FLANGED |
| Sealing Element Style | VERTICAL |
| Seal Width | 0.312 INCHES NOMINAL IN |
| Material | STEEL SPRING |
| Housing Bore Diameter | 2.051 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55477 PRIMARY | Altra Industrial Motion Corp. (USA) |
NSN 5330-01-173-6441 is a Seal,plain Encased, manufactured by Altra Industrial Motion Corp., classified under FSC 5330 (No Item Name Available). Status: active.
NSN 5330-01-173-6441 has 1 cross-referenced part number: 55477 (Altra Industrial Motion Corp.).
There are 2 known substitutes for 5330-01-173-6441: 5325-00-684-9501, 5340-01-532-7089. Verify interchangeability with system specifications before substitution.
Key specifications for 55477: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT; Material: STEEL CASE; Accommodated Shaft Diameter: 1.375 INCHES NOMINAL IN; Case Style: FLANGED. 8 total characteristics are documented in the Federal Logistics Information System.