The Seal,plain Encased, cataloged under National Stock Number 5330-00-020-3188, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lidgerwood Manufacturing Company Dba Lidgerwood Manufacturing Co Div Lidgerwood Manufacuring Co. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-020-3188 |
| Primary Part Number | 157570FCP180 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lidgerwood Manufacturing Company Dba Lidgerwood Manufacturing Co Div Lidgerwood Manufacuring Co |
| Status | ACTIVE |
| Seal Width | 0.250 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 1.875 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 3500 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.250 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 64385 | Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA) |
| 157570FCP180 PRIMARY | Lidgerwood Manufacturing Company Dba Lidgerwood Manufacturing Co Div Lidgerwood Manufacuring Co (USA) |
NSN 5330-00-020-3188 is a Seal,plain Encased, manufactured by Lidgerwood Manufacturing Company Dba Lidgerwood Manufacturing Co Div Lidgerwood Manufacuring Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-020-3188 has 2 manufacturer part numbers on file: 64385 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 157570FCP180 (Lidgerwood Manufacturing Company Dba Lidgerwood Manufacturing Co Div Lidgerwood Manufacuring Co).
3 possible matches (shared part number, not a government interchangeability claim): 4520-00-026-9876, 5330-00-506-4708, 5340-01-519-7465. Verify interchangeability with system specifications before substitution.
Key specifications for 157570FCP180: Seal Width: 0.250 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 1.875 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 3500 FEET PER MINUTE FT. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.