Genuine Nissan Trim Grommet Plug / Clip.

These are commonly found holding exterior trim pieces on around the A Pillar and B Pillar areas. 

Dimensions:
Head Diameter: 18mm
Total Height: 16mm
Mushroom Head Diameter: 6.9mm

Common Applications:
Australian Domestic Market (ADM)
A32 Maxima
B13 NX Coupe
C23 Serena
CA33 Maxima
J10E Qashqai
N16 Pulsar
R35 GTR
R50 Pathfinder
S14 Silvia 200sx
S15 Silvia 200sx
T30 X-Trail
U13 Bluebird
Y62 Patrol
Z33 350z
Z34 370z

Japanese Domestic Market (JDM)
A32 Cefiro
AM35 Stagea
AWC34 Stagea
B13 Sunny
B14 Sunny
C11 Tiida
C23 Serena
C24 Serena
C35 Laurel
CA33 Cefiro
D22 Navara
E11 Note
E50 Elgrand
J10 Qashqai
K12 Micra
M35 Stagea
N30 R'nessa
P11 Primera
P12 Primera
R33 Skyline
R33 Skyline GTR
R34 Skyline
R34 Skyline GTR
R35 GTR
R50 Pathfinder
RPS13 180sx
S13 Silvia
S14 Silvia 200sx
S15 Silvia 200sx
T30 X-Trail
U13 Bluebird
U14 Bluebird
U30 Presage
V10 Almera Tino
V35 Skyline
V36 Skyline
W10 Avenir
WC34 Stagea
Y34 Cedric
Y51 Infiniti
Z10 Cube
Z11 Cube
Z12 Cube
Z32 300zx
Z33 350z
Z34 370z