The Rivet,blind, cataloged under National Stock Number 5320-00-809-1923, 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 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-809-1923 |
| Primary Part Number | 3M81-5-12 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.1625 INCHES MINIMUM AND 0.1645 INCHES MAXIMUM IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | QQ-P-416 TY II CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 TY I CL 3 FED SPEC 2ND TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | QQ-P-416 TY II CL 2 FED SPEC SINGLE TREATMENT RESPONSE BOLT |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE BOLT |
| Material Document and Classification | AMS 5639 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5641 ASSN STD 2ND MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE NUT |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.720 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Surface Treatment | CADMIUM AND CHROMATE BOLT |
| Surface Treatment | PASSIVATE AND CADMIUM SLEEVE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 4130 NUT |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 4130 BOLT |
| Material | STEEL COMP 304 OR STEEL COMP 303SE SLEEVE |
| Head Major Diameter | 0.164 INCHES NOMINAL 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 |
|---|---|
| 3M81-5-12 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| PLT110-5-12 | 3/2 Design control — primary reference U.S. Government activity |
| PLT110-5-12 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1670-08L12 | 3/2 Design control — primary reference U.S. Government activity |
| FF164-12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-00-809-1923 is a Rivet,blind, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-809-1923 has 1 manufacturer part number on file: 3M81-5-12 (The Boeing Company Div Defense).
Key specifications for 3M81-5-12: Shank Diameter: 0.1625 INCHES MINIMUM AND 0.1645 INCHES MAXIMUM IN; Expansion Device: SERRATED STEM-TYPE W; Surface Treatment Document and Classification: QQ-P-416 TY II CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 TY I CL 3 FED SPEC 2ND TREATMENT RESPONSE SLEEVE. 19 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.