The Disc,sponge Rubber, cataloged under National Stock Number 2030-01-160-0424, is classified within Federal Supply Class 2030 (Deck Machinery) of the Ship and Marine Equipment group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2030-01-160-0424 |
| Primary Part Number | 21644 ITEM 10 |
| Item Name | Disc,sponge Rubber |
| FSC / FSG | 2030 / 20 — Deck Machinery |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | SPONGE RUBBER,4.000 IN. DIA; 1.000 IN. THK; 30 DUROMETER HARDNESS RATING; 1 HOLE THRU CENTER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21644 ITEM 10 PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 21644-10 | C/1 Advisory reference — outside the item-of-supply concept Lake Shore Systems, Inc. |
NSN 2030-01-160-0424 is a Disc,sponge Rubber, manufactured by Lake Shore Systems, Inc., classified under FSC 2030, Deck Machinery. Status: active.
NSN 2030-01-160-0424 has 1 manufacturer part number on file: 21644 ITEM 10 (Lake Shore Systems, Inc.).
Key specifications for 21644 ITEM 10: General Characteristics Item Description: SPONGE RUBBER,4.000 IN. DIA; 1.000 IN. THK; 30 DUROMETER HARDNESS RATING; 1 HOLE THRU CENTER IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.