The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-188-7656, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-188-7656 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Material Document and Classification | MIL-C-9084 TY 4 ST 128,TY 7 ST 164 CL 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SPHERICAL |
| Cross-Sectional Length | 3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN |
| Cross Section Inside Diameter | 1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN |
| Cross Section Outside Diameter | 2.030 INCHES MINIMUM AND 2.170 INCHES MAXIMUM IN |
| Material | GLASS OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5737-16-14 | 5/2 Secondary reference U.S. Government activity |
| ST7M389-16-14 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| AD1199-16-14 | 3/2 Design control — primary reference U.S. Government activity |
| AD1199-16-14 | 5/9 Secondary reference Hbd Industries, Inc Div Hbd/thermoid Inc |
NSN 5330-01-188-7656 is a Sleeve,seal,coupler, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-188-7656: Material Document and Classification: MIL-C-9084 TY 4 ST 128,TY 7 ST 164 CL 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SPHERICAL; Cross-Sectional Length: 3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN; Cross Section Inside Diameter: 1.970 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN. 6 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.