The Rivet,blind, cataloged under National Stock Number 5320-01-731-8090, 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 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-731-8090 |
| Primary Part Number | CR4623D8-05 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.249 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Head Height | 0.107 INCHES MINIMUM AND 0.117 INCHES MAXIMUM IN |
| Fastener Length | 0.930 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS 2700 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | MIL?DTL?83488 TYPE II, CL 3 MIL SPEC ALL TREATMENT RESPONSES SLEEVE |
| Material Document and Classification | AMS 5731 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | AMS 5731, 5732, OR 5737 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | QQ?N?281 FED SPEC SINGLE MATERIAL RESPONSE LOCKING RING |
| Head Style | UNIVERSAL |
| Grip Length | 0.251 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING HIGH CLINCH SHANK |
| Surface Treatment | PASSIVATE STEM |
| Surface Treatment | ALUMINUM AND CHROMATE SLEEVE |
| Material | IRON ALLOY 660 STEM |
| Material | IRON ALLOY 660 SLEEVE |
| Material | NICKEL ALLOY 400 LOCKING RING |
| Head Major Diameter | 0.475 INCHES MINIMUM AND 0.525 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 |
|---|---|
| CR4623D8-05 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| CR4623 | D/9 Drawing number reference only Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
| CR4623D8-05 | 3/9 Design control — primary reference Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
NSN 5320-01-731-8090 is a Rivet,blind, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-731-8090 has 1 manufacturer part number on file: CR4623D8-05 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-731-9368. Verify interchangeability with system specifications before substitution.
Key specifications for CR4623D8-05: Shank Diameter: 0.249 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN; Head Height: 0.107 INCHES MINIMUM AND 0.117 INCHES MAXIMUM IN; Fastener Length: 0.930 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS 2700 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE STEM. 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.