The Pin-Rivet, cataloged under National Stock Number 5320-01-579-9857, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-579-9857 |
| Primary Part Number | 93783-4A6 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Shank Diameter | 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Grip Length | 0.375 INCHES NOMINAL IN |
| Shank Style | STUMP |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Material | STEEL COMP XM-13 OVERALL |
| Head Major Diameter | 0.179 INCHES MINIMUM AND 0.211 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 |
|---|---|
| 3M1261C4A6 | The Boeing Company Div Defense (USA) |
| AIC3059S4A6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 93783-4A6 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M1261C4A6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VLB257-4A6 | Howmet Global Fastening Systems Inc (USA) |
NSN 5320-01-579-9857 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-579-9857 has 5 manufacturer part numbers on file: 3M1261C4A6 (The Boeing Company Div Defense), AIC3059S4A6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 93783-4A6 (Sps Technologies, Llc Dba PB Fasteners), 3M1261C4A6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VLB257-4A6 (Howmet Global Fastening Systems Inc).
Key specifications for 93783-4A6: Shank Diameter: 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Head Style: FLUSH COUNTERSUNK. 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.