The Gasket, cataloged under National Stock Number 5330-01-539-8664, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-539-8664 |
| Primary Part Number | 992E558-P01 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Material | ALUMINUM 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 |
|---|---|
| 992E558-P01 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 992E558-P01 | 5/9 Secondary reference General Electric Company |
| 992E556 | D/9 Drawing number reference only General Electric Company |
NSN 5330-01-539-8664 is a Gasket, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-539-8664 has 1 manufacturer part number on file: 992E558-P01 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 992E558-P01: End Item Identification: GEAR ASSY SPD DECR MN PORT 21.3479 TO 1 RTO; Material: ALUMINUM OVERALL. 1 specification is 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.