The Clamp,block, cataloged under National Stock Number 5340-01-265-8266, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-265-8266 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Clamping Hole Quantity | 44 |
| Distance From End to First Clamping Hole Center | 0.620 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Clamping Hole Diameter | 0.250 INCHES NOMINAL FIRST HOLE IN |
| Clamping Hole Diameter | 0.250 INCHES NOMINAL THIRD HOLE IN |
| Clamping Hole Diameter | 0.204 INCHES NOMINAL FIFTH HOLE IN |
| Clamping Hole Diameter | 0.250 INCHES NOMINAL FOURTH HOLE IN |
| Clamping Hole Diameter | 0.250 INCHES NOMINAL SECOND HOLE IN |
| Distance From End to First Mounting Hole Center | 0.310 INCHES NOMINAL IN |
| Mounting Facility | STRAP(S)STRAP(S) |
| Center to Center Distance Between First and Second Mounting Holes | 1.125 INCHES NOMINAL1.125 INCHES NOMINAL IN |
| Center to Center Distance Between First and Second Clamping Holes | 0.500 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 |
| Reference | Meaning |
|---|---|
| A15HS097-1 | 7/2 Vendor item drawing reference The Boeing Company |
| TA30500231 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-265-8266 is a Clamp,block, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-265-8266: Overall Height: 2.130 INCHES NOMINAL2.130 INCHES NOMINAL IN; Clamping Hole Quantity: 44; Distance From End to First Clamping Hole Center: 0.620 INCHES NOMINAL IN; Style Designator: RECTANGULAR. 12 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.