The Bushing,machine Thread, cataloged under National Stock Number 5365-00-263-8523, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Columbus Jack Corporation Div Columbus Jack. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-263-8523 |
| Primary Part Number | 4970-5 |
| Item Name | Bushing,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Columbus Jack Corporation Div Columbus Jack |
| Status | ACTIVE |
| Hole Inside Diameter | 1.963 INCHES MINIMUM AND 1.965 INCHES MAXIMUM IN |
| Screw Thread Length | 0.380 INCHES MINIMUM AND 0.383 INCHES MAXIMUM IN |
| Material Document and Classification | SAE/AISI 1040 ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter | 4.000 INCHES NOMINAL IN |
| Counterbore Depth | 0.220 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Features Provided | COUNTERBORE |
| Counterbore Location | THREADED END |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 3.750 INCHES IN |
| Counterbore Diameter | 2.870 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Wrenching Facility Shape | FACE SPANNER |
| Surface Treatment | PHOSPHATE MANGANESE |
| Thread Quantity Per Inch | 12 |
| Material | STEEL |
| Thread Series Designator | UN |
| Thickness | 0.250 INCHES NOMINAL 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 |
|---|---|
| 4970-5 PRIMARY | Columbus Jack Corporation Div Columbus Jack (USA) |
| Reference | Meaning |
|---|---|
| 4970-5 | 5/9 Secondary reference Age Logistics Corporation |
NSN 5365-00-263-8523 is a Bushing,machine Thread, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-263-8523 has 1 manufacturer part number on file: 4970-5 (Columbus Jack Corporation Div Columbus Jack).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-271-6335. Verify interchangeability with system specifications before substitution.
Key specifications for 4970-5: Hole Inside Diameter: 1.963 INCHES MINIMUM AND 1.965 INCHES MAXIMUM IN; Screw Thread Length: 0.380 INCHES MINIMUM AND 0.383 INCHES MAXIMUM IN; Material Document and Classification: SAE/AISI 1040 ASSN STD SINGLE MATERIAL RESPONSE; Diameter: 4.000 INCHES NOMINAL IN. 16 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.