PRIMER PUMP BULB - Universal - fits all machines with large primer bulb : 

Zama , Walbro, Briggs , Tecum.                                                  9948

SIZE: Outside diam. at bottom lip is 22mm.  Bottom inside diam. is 16mm. 

Height (thickness) of  lip is 1.68mm.  Bulb (pump bubble) outside diam. is 18mm.  

Total height (including bottom lip) is 17mm.

  1. OD: 7/8" : .0876 ,   Height: 11/16" : 0.677

   Replaces:

 ZAMA 0057004   

ECHO 12538108660
OREGON 49-028
POULAN/WEEDEATER 530-035497
STENS 615-792
WALBRO 118-16
ZAMA 0057003
ZAMA CIQ & C1U series carburetors
 
This bulb goes directly on your carburetor.
 
Fits: Primer Bulb for FS75 FS74 FS76 FS80 FS85 Trimmers
also used by Homelite, Echo, Poulan Weedeater, McCulloch, Stihl 
and others

 
ECHO ES-210, ES-211, ES-230, ES-231, GT-2000, GT-2000EZR, GT-2000R, GT-2000SB, GT-200EZR, GT-200i, GT-200R, GT-201, GT-201EZR, GT-201i, GT-201R, GT-230, GT-231, GT-251, GT-251E, HC-150,HC-1500, HC-150i, HC-151, HC-151i, HC-160, HC-1600, HC-161, HC-180, HC-1800, HC-181, HC-200, HC-2000, HC-201, HCR-150, HCR-1500, HCR-151, PAS-2000, PAS-2100, PAS-211, PAS-230, PAS-231, PB-200, PB-201, PB-230LN, PB-231LN, PB-403, PB-403H, PB-403T, PB-413, PB-413H, PB-413HT, PB-460LN, PB-461LN, PB-600, PB-6000, PB-601, PB-602, PB-603, PB-60HT, PB-610, PB-611,PB-620, PE-200, PE-2000, PE-201, PE-230, PE-231, PP-1200, PP-800, PPF-210, PPF-2100, PPF-211, PPF-2110, PPSR-2122, PPT-230, PPT-231, SHC-1700, SHC-210, SHC-2100, SHC-211, SHC-212,SHR-210, SRM-210, SRM-2100, SRM-2100SB, SRM-210i, SRM-210SB, SRM-210U, SRM-211, SRM-2110,SRM-211i, SRM-211SB, SRM-211U, SRM-230, SRM-230S, SRM-230U, SRM-231, SRM-231S, SRM-231U,SRM-251, SRM-251E, SRM-251SB, SRM-251U, SV-4B, SV-4B(H), SV-5C, SV-5C/1, SV-5C/2, SV-5Ci,SV-5H2, SV-6, SV-6/1, TC-210, TC-2100, TC-210i and WP-1000
ZAMA C1U and C1Q/M type carburetors.