The Rivet,blind, cataloged under National Stock Number 5320-01-325-3931, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-325-3931 |
| Primary Part Number | BACB30AU8-3 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.2500 INCHES NOMINAL IN |
| Head Height | 0.065 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Fastener Length | 0.800 INCHES NOMINAL IN |
| Expansion Device | BREAK STEM |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE BOLT |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE EXPANDER |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE COLLAR |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE EXPANDER |
| Material Document and Classification | QQ-W-405 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE BOLT |
| Head Style | STRAIGHT PAN |
| Grip Length | 0.157 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Shank Style | COLLAR AND SLEEVE, SELF-PLUGGING TYPE |
| Surface Treatment | CADMIUM BOLT |
| Surface Treatment | CADMIUM COLLAR |
| Surface Treatment | CADMIUM EXPANDER |
| Surface Treatment | CADMIUM SLEEVE |
| Material | STEEL COMP 4037 BOLT |
| Material | STEEL WASHER |
| Material | STEEL COLLAR |
| Material | STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 4130 SLEEVE |
| Material | STEEL COMP 1137 OR STEEL COMP 1141 EXPANDER |
| Head Major Diameter | 0.254 INCHES MINIMUM AND 0.259 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 |
|---|---|
| BACB30AU8-3 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30AU8-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-325-3931 is a Rivet,blind, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-325-3931 has 1 manufacturer part number on file: BACB30AU8-3 (Huck International, Inc).
Key specifications for BACB30AU8-3: Shank Diameter: 0.2500 INCHES NOMINAL IN; Head Height: 0.065 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN; Fastener Length: 0.800 INCHES NOMINAL IN; Expansion Device: BREAK STEM. 24 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.