The Screw,machine, cataloged under National Stock Number 5305-01-689-7951, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Columbus Jack Corporation Div Columbus Jack. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-689-7951 |
| Primary Part Number | 1231-1205 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Columbus Jack Corporation Div Columbus Jack |
| Status | ACTIVE |
| 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 |
|---|---|
| 1231-1205 PRIMARY | Columbus Jack Corporation Div Columbus Jack (USA) |
| Reference | Meaning |
|---|---|
| 1231-1100 | D/9 Drawing number reference only Columbus Jack Corporation Div Columbus Jack |
NSN 5305-01-689-7951 is a Screw,machine, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-689-7951 has 1 manufacturer part number on file: 1231-1205 (Columbus Jack Corporation Div Columbus Jack).
Key specifications for 1231-1205: Part Name Assigned by Controlling Agency: SCREW,EXTENSION; End Item Identification: 1730-01-687-3472,JACK,HYDRAULIC,TRIPOD. 0 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.