The Seal,plain Encased, cataloged under National Stock Number 5330-00-052-7524, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-052-7524 |
| Primary Part Number | 277181R91 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — No Item Name Available |
| Manufacturer | Federal-Mogul Corp Government Sales Dept |
| Status | ACTIVE |
| Material | LEATHER SEALING ELEMENT |
| Material | STEEL CASE |
| Seal Width | 0.188 INCHES NOMINAL IN |
| Housing Bore Diameter | 1.375 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 277181R91 | Navistar International Corporation Dba Navistar (USA) |
| 277181R91 | Komatsu American Intl Co (USA) |
| 277181R91 | Komatsu America Corp. (USA) |
| 277181R91 | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA) |
| 277181R91 PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| 501201 | Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA) |
NSN 5330-00-052-7524 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330 (No Item Name Available). Status: active.
NSN 5330-00-052-7524 has 6 cross-referenced part numbers: 277181R91 (Navistar International Corporation Dba Navistar), 277181R91 (Komatsu American Intl Co), 277181R91 (Komatsu America Corp.), 277181R91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 277181R91 (Federal-Mogul Corp Government Sales Dept) and 1 more.
There is 1 known substitute for 5330-00-052-7524: 1650-00-529-3720. Verify interchangeability with system specifications before substitution.
Key specifications for 277181R91: Material: LEATHER SEALING ELEMENT; Material: STEEL CASE; Seal Width: 0.188 INCHES NOMINAL IN; Housing Bore Diameter: 1.375 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.