The Clamp,block, cataloged under National Stock Number 5340-01-517-0756, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 3 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-517-0756 |
| Primary Part Number | 3015T55 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Clamping Hole Quantity | 2 |
| Criticality Code Justification | AGAV |
| Material | STEEL COMP 304 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 3015T55 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5340-01-517-0756 is a Clamp,block, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-517-0756 has 1 manufacturer part number on file: 3015T55 (Mcmaster-Carr Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-660-5455. Verify interchangeability with system specifications before substitution.
Key specifications for 3015T55: Overall Height: 1.188 INCHES NOMINAL IN; Clamping Hole Quantity: 2; Criticality Code Justification: AGAV; Overall Length: 1.625 INCHES NOMINAL IN. 3 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.