The Rivet,tubular, cataloged under National Stock Number 5320-01-071-3427, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-071-3427 |
| Primary Part Number | 721648-327 |
| Item Name | Rivet,tubular |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Shank Diameter | 0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Head Height | 0.032 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Fastener Length | 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN |
| Hole Depth | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Head Style | OVAL/TRUSS |
| Shank Style | TUBULAR |
| Surface Treatment | CHROMATE OVERALL |
| Material | ALUMINUM ALLOY 1100 OVERALL |
| Head Major Diameter | 0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN |
| Hole Diameter | 0.076 INCHES MINIMUM 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 |
|---|---|
| 721648-327 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 721648-327 | 3/9 Design control — primary reference National Rivet and Mfg Co |
NSN 5320-01-071-3427 is a Rivet,tubular, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-071-3427 has 1 manufacturer part number on file: 721648-327 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 721648-327: Shank Diameter: 0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Head Height: 0.032 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN; Fastener Length: 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN; Hole Depth: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM 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.