Cherry 1900 series
Cherry · Blind rivet
Composite-qualified blind rivet with a large distributed bulb.
aka NAS1919 · NAS1921 · composite blind rivet
P/N: CR1919 (protruding) / CR1921 (flush) · NAS1919/NAS1921
Schematic cross-section, not to scale. Orange = the large distributed blind-side bulb.
Shear
40–50 ksi
Blind bulb
large
Max service
≤ 900°F
Lead-time risk
Medium
Diameters
1/8, 5/32, 3/16"
Datasheet strength · Installed min single-shear 1,090 lb (1/8") to 2,400 lb (3/16"); datasheet gives lbf, not ksi — Cherry CA-1035.
Head styles
- Protruding
- 100° flush
Standards
- NAS1919
- NAS1921
Materials & galvanic compatibility vs CFRP
| Alloy | Shear | vs CFRP | Notes |
|---|---|---|---|
| A286 CRES | 50 ksi | med | CR1919C/CR1921C sleeve+stem per AMS5737 |
| Monel | 49 ksi | low | CR1919M/CR1921M sleeve |
Install tooling & training
- Tool
- Standard pulling head
- Special / proprietary
- Standard tooling
- Training
- Standard.
- Inspection
- Locked spindle visible; bulb formation.
Large bulged blind-side footprint forms over a much wider area than a standard rivet, distributing bearing across the laminate.
Sourcing
Lead-time risk: Medium
- Peerless Aerospace Fastener ↗
Largest dedicated aerospace fastener inventory; approved source for major OEMs + DoD; multi-year fixed pricing, bonded storage, designated hold-shelf, min/max + safety-stock programs.
- Incora ↗
Authorized distributor for 60+ manufacturers; AS9100 / EN9120 / FAA AC 00-56; strong vendor-managed-inventory (VMI) and kitting programs.
- Boeing Distribution (Aviall / KLX) ↗
Formed from Aviall + KLX; broadest catalog coverage for OEM/MRO/airline; deep stock on commodity NAS/MS hardware.
Need a price or lead time?
Build a spec-complete RFQ and send it to distributors who stock Cherry 1900 series.
Strengths
- +Large distributed blind bulb — protects soft laminate
- +Qualified for composite blind sides
- +Standard tooling
Trade-offs
- −Lower strength than a blind bolt
- −Not removable
Typical applications
- · Composite and composite-to-metal blind joints
- · Soft-laminate secondary structure