The Seal,plain Encased, cataloged under National Stock Number 5330-01-466-7957, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rocky Mountain Hydrostatics, Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-466-7957 |
| Primary Part Number | R623-11041 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rocky Mountain Hydrostatics, Llc |
| Status | ACTIVE |
| Attachment Hole Diameter | 2.750 INCHES NOMINAL IN |
| Material | RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM OVERALL |
| 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 |
|---|---|
| R623-11041 PRIMARY | Rocky Mountain Hydrostatics, Llc (USA) |
| Reference | Meaning |
|---|---|
| P6SS01 | 3/9 Design control — primary reference Afp Industries, Inc. Dba Afp Industries Inc |
| 623-11041-0 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| 623-11041-0 | 5/9 Secondary reference Boeing Distribution, Inc. |
NSN 5330-01-466-7957 is a Seal,plain Encased, manufactured by Rocky Mountain Hydrostatics, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-466-7957 has 1 manufacturer part number on file: R623-11041 (Rocky Mountain Hydrostatics, Llc).
Key specifications for R623-11041: Attachment Hole Diameter: 2.750 INCHES NOMINAL IN; Special Features: MATERIAL: VITON - SUITABLE FOR USE WITH FRYQUEL HYDRAULIC FLUID; End Item Identification: SPRUANCE CLASS DD; Material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM OVERALL. 2 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.