The Rivet,tubular, cataloged under National Stock Number 5320-01-274-5730, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Becklin Holdings, Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-274-5730 |
| Primary Part Number | 33501601 |
| Item Name | Rivet,tubular |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Becklin Holdings, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.119 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN |
| Head Height | 0.032 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN |
| Hole Depth | 0.120 INCHES NOMINAL IN |
| Head Style | OVAL/TRUSS |
| Shank Style | TUBULAR |
| Material | STEEL CORROSION RESISTING OVERALL |
| Head Major Diameter | 0.213 INCHES MINIMUM AND 0.223 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 |
| Part Number | Manufacturer |
|---|---|
| 33501601 PRIMARY | Becklin Holdings, Inc. (USA) |
| Reference | Meaning |
|---|---|
| C511-1/8X1/2 | 5/9 Secondary reference Milford Rivet and Machine Co |
| E598-1/8X1/2 | C/1 Advisory reference — outside the item-of-supply concept Milford Rivet and Machine Co |
NSN 5320-01-274-5730 is a Rivet,tubular, manufactured by Becklin Holdings, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-274-5730 has 1 manufacturer part number on file: 33501601 (Becklin Holdings, Inc.).
Key specifications for 33501601: Shank Diameter: 0.119 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN; Head Height: 0.032 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN; Hole Depth: 0.120 INCHES NOMINAL IN; Head Style: OVAL/TRUSS. 7 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.