The Rivet,tubular, cataloged under National Stock Number 5320-00-260-4020, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 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 | 5320-00-260-4020 |
| Primary Part Number | 6B4594 |
| Item Name | Rivet,tubular |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Shank Diameter | 0.186 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN |
| Head Height | 0.049 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN |
| Fastener Length | 0.589 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN |
| Hole Depth | 0.250 INCHES NOMINAL IN |
| Head Style | COUNTERSUNK W/ REVERSE CHAMFER |
| Shank Style | TUBULAR |
| Countersink Angle | 158.0 DEGREES NOMINAL |
| Material | STEEL OVERALL |
| Head Major Diameter | 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Hole Diameter | 0.135 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5320-00-260-4020 is a Rivet,tubular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-260-4020 has 2 manufacturer part numbers on file: 6B-4594 (Pon Equipment B.v.), 6B4594 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 6B4594: Shank Diameter: 0.186 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN; Head Height: 0.049 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN; Fastener Length: 0.589 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN; Hole Depth: 0.250 INCHES NOMINAL IN. 10 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.