The Cup,suction, cataloged under National Stock Number 5340-01-033-1437, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Greene Rubber Company, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-033-1437 |
| Primary Part Number | SC1374 |
| Item Name | Cup,suction |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Greene Rubber Company, Inc. |
| Status | ACTIVE |
| Attachment Device Design | MALE |
| Attachment Device Length | 0.250 INCHES NOMINAL IN |
| Cup Diameter | 1.380 INCHES NOMINAL IN |
| Cup Height | 0.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| SC1374 PRIMARY | Greene Rubber Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 21016236-101 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5340-01-033-1437 is a Cup,suction, manufactured by Greene Rubber Company, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-033-1437 has 1 manufacturer part number on file: SC1374 (Greene Rubber Company, Inc.).
Key specifications for SC1374: Attachment Device Design: MALE; Attachment Device Length: 0.250 INCHES NOMINAL IN; Cup Diameter: 1.380 INCHES NOMINAL IN; Cup Height: 0.750 INCHES NOMINAL IN. 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.