The Lock Block-Vert., cataloged under National Stock Number 4920-01-409-2590, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Becklin Holdings, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-409-2590 |
| Primary Part Number | 36000416 |
| Item Name | Lock Block-Vert. |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Becklin Holdings, Inc. |
| Status | ACTIVE |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Functional Description | THE DEVICE INTERLOCKS THE TEST EQUIPMENT CASES, KEPS THEM TOGETHER IN A STACK |
| Material | PLASTIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2215055-017 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| 36000416 PRIMARY | Becklin Holdings, Inc. (USA) |
NSN 4920-01-409-2590 is a Lock Block-Vert., manufactured by Becklin Holdings, Inc., classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-409-2590 has 2 manufacturer part numbers on file: 2215055-017 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 36000416 (Becklin Holdings, Inc.).
Key specifications for 36000416: Overall Diameter: 0.500 INCHES NOMINAL IN; Overall Length: 30.510 INCHES NOMINAL IN; Special Features: C/O ROD, KNOB, 2 MOLDED END BLOCKS; Functional Description: THE DEVICE INTERLOCKS THE TEST EQUIPMENT CASES, KEPS THEM TOGETHER IN A STACK. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.