The Seal,plain Encased, cataloged under National Stock Number 5330-00-781-4525, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rosomak S.a. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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 | 5330-00-781-4525 |
| Primary Part Number | MS 51001-12-3 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — No Item Name Available |
| Manufacturer | Rosomak S.a |
| Status | ACTIVE |
| Sealing Element Style | ANGULAR |
| Accommodated Shaft Maximum Rated Speed | 3500 FEET PER MINUTE FT |
| Housing Bore Diameter | 1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN |
| Seal Width | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 0.937 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| Material | STEEL CASE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS 51001-12-3 | Rosomak S.a (POL) |
| 10186984 | Nimikkeistokeskus Ncb Finland (FIN) |
| MS51001-12-3 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AA52524/13-12-3 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-52524/13 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 5330-00-781-4525 is a Seal,plain Encased, manufactured by Rosomak S.a, classified under FSC 5330 (No Item Name Available). Status: active.
NSN 5330-00-781-4525 has 5 cross-referenced part numbers: MS 51001-12-3 (Rosomak S.a), 10186984 (Nimikkeistokeskus Ncb Finland), MS51001-12-3 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AA52524/13-12-3 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-52524/13 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5330-00-781-4525: 5330-00-020-0205, 5330-00-143-9666, 5330-00-413-6426 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS 51001-12-3: Sealing Element Style: ANGULAR; Accommodated Shaft Maximum Rated Speed: 3500 FEET PER MINUTE FT; Housing Bore Diameter: 1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN; Seal Width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.