The Clamp,block, cataloged under National Stock Number 5340-01-659-7595, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Clamps 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-659-7595 |
| Primary Part Number | SD0188SS |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Clamps Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Clamping Hole Quantity | 1 |
| Center to Center Distance Between First and Third Mounting Holes | 2.44 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| SD0188SS PRIMARY | Clamps Inc (USA) |
| Reference | Meaning |
|---|---|
| 4296939 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5340-01-659-7595 is a Clamp,block, manufactured by Clamps Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-659-7595 has 1 manufacturer part number on file: SD0188SS (Clamps Inc).
Key specifications for SD0188SS: Mounting Hole Quantity: 2; Overall Height: 1.36 INCHES NOMINAL IN; Clamping Hole Quantity: 1; Overall Length: 3.19 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.