The Seal,plain Encased, cataloged under National Stock Number 5330-00-242-0678, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-242-0678 |
| Primary Part Number | A12931 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| Status | ACTIVE |
| Seal Width | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL |
| Housing Bore Diameter | 4.875 INCHES MINIMUM AND 4.877 INCHES MAXIMUM IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 3.937 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 |
|---|---|
| A12931 PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
| Reference | Meaning |
|---|---|
| 455186SSR | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
NSN 5330-00-242-0678 is a Seal,plain Encased, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-242-0678 has 1 manufacturer part number on file: A12931 (Cnh Industrial America Llc Dba Cnh America).
Key specifications for A12931: Seal Width: 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 4.875 INCHES MINIMUM AND 4.877 INCHES MAXIMUM IN; Case Style: SQUARE. 7 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.