The Extension Screw Assembly, cataloged under National Stock Number 1730-00-910-6148, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Columbus Jack Corporation Div Columbus Jack. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1730-00-910-6148 |
| Primary Part Number | 64B35491 |
| Item Name | Extension Screw Assembly |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Manufacturer | Columbus Jack Corporation Div Columbus Jack |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,SPEC QQ-S-624,COMP A1S1 OR SAE 4130-4140 COND CF,CADMIUM PLATED,22.688 IN. LG BY 2.375 IN. DIA,WITH THREADS ON BOTH ENDS IN |
| 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 |
|---|---|
| 64B35491 PRIMARY | Columbus Jack Corporation Div Columbus Jack (USA) |
| Reference | Meaning |
|---|---|
| 64B35491 | 5/9 Secondary reference U.S. Government activity |
| 64B35491 | 5/9 Secondary reference U.S. Government activity |
NSN 1730-00-910-6148 is a Extension Screw Assembly, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
NSN 1730-00-910-6148 has 1 manufacturer part number on file: 64B35491 (Columbus Jack Corporation Div Columbus Jack).
Key specifications for 64B35491: General Characteristics Item Description: STEEL,SPEC QQ-S-624,COMP A1S1 OR SAE 4130-4140 COND CF,CADMIUM PLATED,22.688 IN. LG BY 2.375 IN. DIA,WITH THREADS ON BOTH ENDS IN; End Item Identification: HYD JACK TYPE MMU59/E. 1 specification is 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.