The Rivet,blind, cataloged under National Stock Number 5320-01-322-1630, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-322-1630 |
| Primary Part Number | NAS9305B-4-03 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Shank Diameter | 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Fastener Length | 0.333 INCHES MINIMUM AND 0.363 INCHES MAXIMUM 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 |
| 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 |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Specification/standard Data | 80205-NAS9305 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | CHROMATE SLEEVE |
| Surface Treatment | CADMIUM AND CHROMATE STEM |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | STEEL COMP 8740 STEM |
| Material | ALUMINUM ALLOY 5056 SLEEVE |
| Head Major Diameter | 0.206 INCHES MINIMUM AND 0.224 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 |
|---|---|
| NAS9305B-4-03 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 10400006879 | Mbda Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| NAS9305B-4-03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-322-1630 is a Rivet,blind, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-322-1630 has 2 manufacturer part numbers on file: NAS9305B-4-03 (Leonardo Spa Helicopters Division - Production Site), 10400006879 (Mbda Uk Ltd).
Key specifications for NAS9305B-4-03: Shank Diameter: 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Fastener Length: 0.333 INCHES MINIMUM AND 0.363 INCHES MAXIMUM IN; Expansion Device: PLAIN STEM-TYPE T; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE. 17 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.