The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-723-7212, 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 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-723-7212 |
| Primary Part Number | ST7M389-09-11 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF |
| Material Document and Classification | MIL-C-9084 TYPE IV,STYLE 128 YARN GLASS FABRIC MIL SPEC SINGLE MATERIAL RESPONSE INTERNAL |
| Material Document and Classification | MIL-C-9084 TYPE VII,STYLE 164 YARN MIL SPEC SINGLE MATERIAL RESPONSE INSERT |
| Cross-Sectional Shape Style | SPHERICAL |
| Cross-Sectional Length | 2.625 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN |
| Cross Section Inside Diameter | 1.195 INCHES MINIMUM AND 1.235 INCHES MAXIMUM IN |
| Cross Section Outside Diameter | 1.095 INCHES MINIMUM AND 1.155 INCHES MAXIMUM IN |
| Material | GLASS FIBER AND SILICONE 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 |
|---|---|
| ST7M389-09-11 PRIMARY | The Boeing Company Div Defense (USA) |
| SF11-1223-09-11 | Kirkhill, Inc. Dba Ta Aerospace Co Div Kirkhill Inc, Sfs Division (USA) |
| Reference | Meaning |
|---|---|
| ST7M389 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 5737-09-11 | 5/2 Secondary reference U.S. Government activity |
| AD1199-09-11 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-723-7212 is a Sleeve,seal,coupler, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-723-7212 has 2 manufacturer part numbers on file: ST7M389-09-11 (The Boeing Company Div Defense), SF11-1223-09-11 (Kirkhill, Inc. Dba Ta Aerospace Co Div Kirkhill Inc, Sfs Division).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-723-9241, 5330-01-725-6123. Verify interchangeability with system specifications before substitution.
Key specifications for ST7M389-09-11: Temp Rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF; Material Document and Classification: MIL-C-9084 TYPE IV,STYLE 128 YARN GLASS FABRIC MIL SPEC SINGLE MATERIAL RESPONSE INTERNAL; Material Document and Classification: MIL-C-9084 TYPE VII,STYLE 164 YARN MIL SPEC SINGLE MATERIAL RESPONSE INSERT; Cross-Sectional Shape Style: SPHERICAL. 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.