The Rivet,blind, cataloged under National Stock Number 5320-01-369-8339, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-369-8339 |
| Primary Part Number | NAS9304B-4-03 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Shank Diameter | 0.1390 INCHES MINIMUM AND 0.1430 INCHES MAXIMUM IN |
| Head Height | 0.0540 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN |
| Fastener Length | 0.301 INCHES NOMINAL IN |
| Expansion Device | PLAIN STEM-TYPE T |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE LOCKING RING |
| Material Document and Classification | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | AMS 5731 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5639 ASSN STD 2ND MATERIAL RESPONSE LOCKING RING |
| Head Style | TAPERED PAN |
| Grip Length | 0.1260 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | CHROMATE SLEEVE |
| Surface Treatment | CADMIUM AND CHROMATE STEM |
| Surface Treatment | PASSIVATE LOCKING RING |
| Material | STEEL COMP 8740 STEM |
| Material | ALUMINUM ALLOY 5056 SLEEVE |
| Material | IRON ALLOY 660 OR STEEL COMP 304 LOCKING RING |
| Head Major Diameter | 0.2380 INCHES MINIMUM AND 0.2620 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 |
|---|---|
| NAS9304B-4-03 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| NAS9304B-4-03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-369-8339 is a Rivet,blind, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-369-8339 has 1 manufacturer part number on file: NAS9304B-4-03 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for NAS9304B-4-03: Shank Diameter: 0.1390 INCHES MINIMUM AND 0.1430 INCHES MAXIMUM IN; Head Height: 0.0540 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN; Fastener Length: 0.301 INCHES NOMINAL IN; Expansion Device: PLAIN STEM-TYPE T. 20 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.