The Rivet,blind, cataloged under National Stock Number 5320-01-498-5314, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-498-5314 |
| Primary Part Number | NAS9301B-4-01 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Shank Diameter | 0.125 INCHES NOMINAL IN |
| Head Height | 0.054 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN |
| Fastener Length | 0.131 INCHES MINIMUM AND 0.161 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-35 FED SPEC SINGLE TREATMENT RESPONSE LOCKING RING |
| Surface Treatment Document and Classification | QQ-P-416, TYII, CL2 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| Material Document and Classification | AMS5731 ASSN STD 1ST MATERIAL RESPONSE OR AMS5639 ASSN STD 2ND MATERIAL RESPONSE LOCKING RING |
| Material Document and Classification | AMS5731 ASSN STD 1ST MATERIAL RESPONSE OR AMS5639 ASSN STD 2ND MATERIAL RESPONSE SLEEVE |
| Head Style | UNIVERSAL |
| Grip Length | 0.025 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | CADMIUM STEM |
| Surface Treatment | CHROMATE SLEEVE |
| Surface Treatment | PASSIVATE LOCKING RING |
| Material | IRON ALLOY 660 OR STEEL COMP 304 LOCKING RING |
| Material | ALUMINUM ALLOY 5056 OR STEEL COMP 304 SLEEVE |
| Head Major Diameter | 0.238 INCHES MINIMUM AND 0.262 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 |
|---|---|
| NAS9301B-4-01 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| NAS9301B-4-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-498-5314 is a Rivet,blind, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-498-5314 has 1 manufacturer part number on file: NAS9301B-4-01 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for NAS9301B-4-01: Shank Diameter: 0.125 INCHES NOMINAL IN; Head Height: 0.054 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN; Fastener Length: 0.131 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN; Expansion Device: PLAIN STEM-TYPE T. 18 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.