The Gasket, cataloged under National Stock Number 5330-01-311-6984, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is R-Way Gasket & Supply Co Inc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Gasket |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Siemens Energy, Inc. (CAGE 16712); Circor Pumps North America Llc (CAGE 59180); R-Way Gasket & Supply Co Inc (CAGE 5S153) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-311-6984 |
| Primary Part Number | RW3996-11 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | R-Way Gasket & Supply Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| W78BB-1 | Siemens Energy, Inc. (USA) |
| SG-3996 PIECE 11 | Circor Pumps North America Llc (USA) |
| RW3996-11 PRIMARY | R-Way Gasket & Supply Co Inc (USA) |
| Reference | Meaning |
|---|---|
| SG-3996 PIECE 11 | 5/9 Secondary reference Siemens Energy, Inc. |
| W78BB1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| W78BB-1 | 5/9 Secondary reference Imo Industries Inc Delroyd Worm Gear Div |
NSN 5330-01-311-6984 is a Gasket, manufactured by R-Way Gasket & Supply Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-311-6984 has 3 manufacturer part numbers on file: W78BB-1 (Siemens Energy, Inc.), SG-3996 PIECE 11 (Circor Pumps North America Llc), RW3996-11 (R-Way Gasket & Supply Co Inc).
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.