The Clamp,block, cataloged under National Stock Number 5340-01-559-9028, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-559-9028 |
| Primary Part Number | 8241151 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Hole Quantity | 66 |
| Clamping Hole Quantity | 11 |
| Style Designator | RECTANGULAR |
| Mounting Hole Diameter | 0.201 INCHES NOMINAL0.201 INCHES NOMINAL IN |
| Clamping Hole Diameter | 2.700 INCHES NOMINAL ALL HOLES IN |
| Mounting Facility | UNTHREADED HOLE(S)UNTHREADED HOLE(S) |
| Material | PLASTIC EPOXY |
| 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 |
|---|---|
| 8241151 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-559-9028 is a Clamp,block, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-559-9028 has 1 manufacturer part number on file: 8241151 (Naval Sea Systems Command).
Key specifications for 8241151: Mounting Hole Quantity: 66; Overall Height: 0.600 INCHES NOMINAL0.600 INCHES NOMINAL IN; Clamping Hole Quantity: 11; Style Designator: RECTANGULAR. 7 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.