The Clamp,block, cataloged under National Stock Number 5340-01-332-6636, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Stauff Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Clamp,block |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Stauff Corp (CAGE 53790) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-332-6636 |
| Primary Part Number | SP-428.6/28.6-PP-GD-AS-U-W1 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Stauff Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| SP-428.6/28.6-PP-GD-AS-U-W1 PRIMARY | Stauff Corp (USA) |
| Reference | Meaning |
|---|---|
| SP4285/285-D-PP-GD-AS | 5/9 Secondary reference Stauff Corp |
| SW31454 | D/9 Drawing number reference only U.S. Government activity |
| HRZ4KP28.6-28PE | 5/9 Secondary reference Hydac Corp |
| SPDS4285/285-PA-GD-AS | 5/9 Secondary reference Stauff Corp |
| SP 428,5/28, 5 PP GD AS U W10 | 5/9 Secondary reference Stauff Corp |
| SW31454-5 | 5/9 Secondary reference U.S. Government activity |
| SPDS4285/285-D-PP-GD-AS | 5/9 Secondary reference Stauff Corp |
| DS4286/286-PA-GD-AS | 5/9 Secondary reference Stauff Corp |
NSN 5340-01-332-6636 is a Clamp,block, manufactured by Stauff Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-332-6636 has 1 manufacturer part number on file: SP-428.6/28.6-PP-GD-AS-U-W1 (Stauff Corp).
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.