The Seal,plain Encased, cataloged under National Stock Number 5330-01-644-3584, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co Inc. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-644-3584 |
| Primary Part Number | 292-00900-964-0420 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Center Hole Diameter | 0.329 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RETAINER |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CORE |
| Construction | TWO-PIECE |
| 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 |
|---|---|
| 292-00900-964-0420 PRIMARY | Greene Tweed & Co Inc (USA) |
NSN 5330-01-644-3584 is a Seal,plain Encased, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-644-3584 has 1 manufacturer part number on file: 292-00900-964-0420 (Greene Tweed & Co Inc).
Key specifications for 292-00900-964-0420: Special Features: PISTON ZERO BACK-UP GLAND WIDTH; DESIGNED TO PROMOTE LUBRICATION AND REDUCE FRICTION; USED FOR LANDING GEAR DYNAMIC SEALS AND ACTUATOR SUBSYTEMS; Center Hole Diameter: 0.329 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN; Part Name Assigned by Controlling Agency: RING SEAL ASSEMBLY, ACT; Material: PLASTIC POLYTETRAFLUOROETHYLENE RETAINER. 4 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.