The Pin-Rivet, cataloged under National Stock Number 5320-01-491-4473, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-491-4473 |
| Primary Part Number | 3M1254E3L5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL AND DRY FILM |
| Fastener Length | 0.617 INCHES NOMINAL IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.312 INCHES NOMINAL IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.265 INCHES MINIMUM AND 0.272 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 |
|---|---|
| 3M1254E3L5 PRIMARY | The Boeing Company Div Defense (USA) |
| EL1381NF6-5X | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| WC1254E-6L5 | C/1 Advisory reference — outside the item-of-supply concept West Coast Aerospace, Inc. |
| 10119015 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5320-01-491-4473 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-491-4473 has 2 manufacturer part numbers on file: 3M1254E3L5 (The Boeing Company Div Defense), EL1381NF6-5X (Howmet Global Fastening Systems Inc).
Key specifications for 3M1254E3L5: Shank Diameter: 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL AND DRY FILM; Fastener Length: 0.617 INCHES NOMINAL IN; Head Style: FLUSH COUNTERSUNK. 15 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.