The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-284-0874, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hbd Industries, Inc Div Hbd/thermoid Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-284-0874 |
| Primary Part Number | AD1199-28-18 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hbd Industries, Inc Div Hbd/thermoid Inc |
| Status | ACTIVE |
| Material Document and Classification | MIL-C-9084 MIL SPEC 1ST MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SPHERICAL |
| Cross-Sectional Length | 4.470 INCHES MINIMUM AND 4.530 INCHES MAXIMUM IN |
| Cross Section Inside Diameter | 3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN |
| Cross Section Outside Diameter | 3.530 INCHES MINIMUM AND 3.670 INCHES MAXIMUM IN |
| Material | GLASS AND 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 |
|---|---|
| AD1199-28-18 PRIMARY | Hbd Industries, Inc Div Hbd/thermoid Inc (USA) |
| Reference | Meaning |
|---|---|
| ST7M389-28-18 | 5/2 Secondary reference U.S. Government activity |
| 400-2143710 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-284-0874 is a Sleeve,seal,coupler, manufactured by Hbd Industries, Inc Div Hbd/thermoid Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-284-0874 has 1 manufacturer part number on file: AD1199-28-18 (Hbd Industries, Inc Div Hbd/thermoid Inc).
Key specifications for AD1199-28-18: Material Document and Classification: MIL-C-9084 MIL SPEC 1ST MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SPHERICAL; Cross-Sectional Length: 4.470 INCHES MINIMUM AND 4.530 INCHES MAXIMUM IN; Cross Section Inside Diameter: 3.470 INCHES MINIMUM AND 3.530 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.