The Packing,preformed, cataloged under National Stock Number 5330-01-718-6889, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-718-6889 |
| Primary Part Number | ST7M349-13 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Outer Groove Depth | 0.175 INCHES NOMINAL IN |
| Lip Inside Diameter | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN |
| Temp Rating | -80.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.060 INCHES NOMINAL IN |
| Material Document and Classification | ZZ-R-765, CLASS 3, GRADE 50 OR A-A-59588 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SPECIAL |
| Peripheral Diameter | 2.250 INCHES NOMINAL IN |
| Outer Groove Width | 0.100 INCHES NOMINAL IN |
| Inner Groove Width | 0.255 INCHES NOMINAL IN |
| Center Hole Diameter | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q 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 |
|---|---|
| ST7M349-13 | Sealtite Corp Div Sealtite Corporation (USA) |
| ST7M349-13 PRIMARY | The Boeing Company Div Defense (USA) |
| ST7M349-13 | Kirkhill, Inc. Dba Kirkhill Inc (USA) |
NSN 5330-01-718-6889 is a Packing,preformed, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-718-6889 has 3 manufacturer part numbers on file: ST7M349-13 (Sealtite Corp Div Sealtite Corporation), ST7M349-13 (The Boeing Company Div Defense), ST7M349-13 (Kirkhill, Inc. Dba Kirkhill Inc).
Key specifications for ST7M349-13: Outer Groove Depth: 0.175 INCHES NOMINAL IN; Lip Inside Diameter: 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN; Temp Rating: -80.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.060 INCHES NOMINAL IN. 11 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.