The Rivet,blind, cataloged under National Stock Number 5320-01-229-4121, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-229-4121 |
| Primary Part Number | CR3245-5-4 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
| Status | ACTIVE |
| Shank Diameter | 0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN |
| Head Height | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| 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 | SHOVEL |
| Grip Length | 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Countersink Height | 0.015 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE SLEEVE |
| Surface Treatment | CADMIUM AND CHROMATE STEM |
| Material | STEEL COMP 8740 STEM |
| Material | ALUMINUM ALLOY 5056 SLEEVE |
| Head Major Diameter | 0.296 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 |
|---|---|
| CR3245-5-4 | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA) |
| Reference | Meaning |
|---|---|
| CR3245-5-04 | 5/1 Secondary reference Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
| NAS9306B-5-04 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-229-4121 is a Rivet,blind, manufactured by Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-229-4121 has 1 manufacturer part number on file: CR3245-5-4 (Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace).
Key specifications for CR3245-5-4: Shank Diameter: 0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN; Head Height: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Expansion Device: SERRATED STEM-TYPE W; Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE STEM. 16 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.