The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-284-3003, 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 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-284-3003 |
| Primary Part Number | ST7M389-32-18 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Cross-Sectional Shape Style | SPHERICAL |
| Cross-Sectional Length | 4.500 INCHES NOMINAL IN |
| Cross Section Inside Diameter | 4.000 INCHES NOMINAL 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 |
|---|---|
| AD1199-32-18 | Hbd Industries, Inc Div Hbd/thermoid Inc (USA) |
| ST7M389-32-18 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5330-01-284-3003 is a Sleeve,seal,coupler, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-284-3003 has 2 manufacturer part numbers on file: AD1199-32-18 (Hbd Industries, Inc Div Hbd/thermoid Inc), ST7M389-32-18 (The Boeing Company Div Defense).
Key specifications for ST7M389-32-18: Cross-Sectional Shape Style: SPHERICAL; Cross-Sectional Length: 4.500 INCHES NOMINAL IN; Cross Section Inside Diameter: 4.000 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q OVERALL. 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.