The Seal,plain, cataloged under National Stock Number 5330-00-973-8899, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5330-00-973-8899 |
| Primary Part Number | 23X9476SILIC0NE |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc |
| Status | ACTIVE |
| Temp Rating | 225.0 FAHRENHEIT DEGF |
| Seal Width | 0.250 INCHES NOMINAL IN |
| Housing Bore Diameter | 11.250 INCHES NOMINAL IN |
| Material Document and Classification | 88201,FSCM 73680 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Cross-Sectional Shape Style | SINGLE LIP |
| Accommodated Shaft Diameter | 10.250 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q SEALING ELEMENT |
| Construction | SPLIT |
| 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 |
|---|---|
| 23X9476SILIC0NE PRIMARY | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| E104555PC44 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| 25004-9476 | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| Reference | Meaning |
|---|---|
| E104555PC44 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| D305308 FIND NO 81 | C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Control Flow Inc |
| E-104555 PART 4 | C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 5330-00-973-8899 is a Seal,plain, manufactured by Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-973-8899 has 3 manufacturer part numbers on file: 23X9476SILIC0NE (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), E104555PC44 (Control Flow, Inc. Dba Control Flow Inc), 25004-9476 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc).
Key specifications for 23X9476SILIC0NE: Temp Rating: 225.0 FAHRENHEIT DEGF; Seal Width: 0.250 INCHES NOMINAL IN; Housing Bore Diameter: 11.250 INCHES NOMINAL IN; Material Document and Classification: 88201,FSCM 73680 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT. 8 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.