Product Description
Armstrong Support Foot Capscrew (upper) – Part No. 911125-108
Genuine Armstrong replacement support foot capscrew (upper), Armstrong part number 911125-108, for Series 4380, 4280, 4280-50, 4030, 4600 pumps. Shown as item 44 on the Series 4380 drawing (parts list 6043.129 / 6043.130) – highlighted in the pictures above.
Specification: ½"-13NC × 1"; ½"-13 × 1" 316 s/s
Fits these Armstrong pumps
- Series 4380 (vertical in-line) – pump sizes 1½ × 1½ × 6, 2 × 2 × 6, 3 × 3 × 6, 4 × 4 × 6W
- Motor frames: 213JM, 215JM
- Designation: 'S'
- Drawing item: 44
- Series 4280 (close coupled end suction) – pump sizes 1½ × 1 × 6, 3 × 1½ × 6, 3 × 2 × 6, 3 × 2½ × 6, 4 × 3 × 6W
- Motor frames: 213JM, 215JM
- Designation: 'S'
- Drawing item: 44
- Series 4280-50 (pool & spa (NSF-50)) – pump sizes 1½ × 1 × 6, 3 × 1½ × 6, 3 × 2 × 6, 3 × 2½ × 6, 4 × 3 × 6
- Motor frames: 213JM, 215JM
- Designation: 'S'
- Drawing item: 44
- Series 4030 (base mounted end suction) – pump sizes 1½ × 1 × 6, 3 × 1½ × 6, 3 × 2 × 6, 3 × 2½ × 6, 4 × 3 × 6, 6 × 6 × 6, 1½ × 1 × 8, 3 × 1½ × 8, 3 × 2 × 8, 3 × 2½ × 8, 4 × 3 × 8, 5 × 4 × 8W, 6 × 4 × 8W, 6 × 5 × 8, 8 × 8 × 8, 2 × 1 × 10, 2 × 1½ × 10, 3 × 1½ × 10, 3 × 2 × 10, 3 × 2½ × 10, 4 × 3 × 10, 5 × 4 × 10, 6 × 4 × 10, 6 × 5 × 10, 4 × 3 × 11½, 5 × 4 × 11½, 6 × 5 × 11½, 3 × 1½ × 13, 3 × 2 × 13, 4 × 3 × 13, 4 × 3 × 13L, 6 × 4 × 13, 6 × 4 × 13H, 6 × 5 × 13, 6 × 5 × 13H, 8 × 6 × 13
- Designation: 'S'
- Motor frames: 56, 143T, 145T, 182T, 184T, 213T, 215T, 254T, 256T
- Drawing item: 112, 108, 124
- Series 4600 (horizontal split case) – pump sizes 12 × 10 × 12½H, 12 × 10 × 15H, 12 × 8 × 18
- Service: Seal – Type 21 BP-171 cartridge (standard), Seal – Type 21 BP-171 seal & seat only, Seal – Type 21 XF-1D1 cartridge, Seal – Type 21 XF-1D1 seal & seat only, Seal – Type 21 XF-171 cartridge, Seal – Type 21 XF-171 seal & seat only
- Drawing item: 43
Other parts for this pump
Rebuilding a Series 4380 1½ × 1½ × 6? These parts are often replaced at the same time:
Showing 24 of 31 parts – see the full list in the parts finder.
Not sure this is the right part?
Use our Armstrong Pump Parts Finder: choose Series 4380, your pump size and motor to see every part on the drawing. Or send us your pump’s nameplate details – call (416) 236-2338 or email sales@bramhambros.com. Bramham Bros is an authorized Armstrong dealer.
Product Videos
Custom Field
Brand Armstrong
Armstrong Part Number 911125-108
Part Type Hardware / Fitting
Fits Series 4380 1-1/2 x 1-1/2 x 6, 2 x 2 x 6, 3 x 3 x 6, 4 x 4 x 6W
Fits Series 4280 1-1/2 x 1 x 6, 3 x 1-1/2 x 6, 3 x 2 x 6, 3 x 2-1/2 x 6, 4 x 3 x 6W
Fits Series 4280-50 1-1/2 x 1 x 6, 3 x 1-1/2 x 6, 3 x 2 x 6, 3 x 2-1/2 x 6, 4 x 3 x 6
Fits Series 4030 (1) 1-1/2 x 1 x 6, 3 x 1-1/2 x 6, 3 x 2 x 6, 3 x 2-1/2 x 6, 4 x 3 x 6, 6 x 6 x 6, 1-1/2 x 1 x 8, 3 x 1-1/2 x 8, 3 x 2 x 8, 3 x 2-1/2 x 8, 4 x 3 x 8, 5 x 4 x 8W, 6 x 4 x 8W, 6 x 5 x 8, 8 x 8 x 8, 2 x 1 x 10, 2 x 1-1/2 x 10, 3 x 1-1/2 x 10
Fits Series 4030 (2) 3 x 2 x 10, 3 x 2-1/2 x 10, 4 x 3 x 10, 5 x 4 x 10, 6 x 4 x 10, 6 x 5 x 10, 4 x 3 x 11-1/2, 5 x 4 x 11-1/2, 6 x 5 x 11-1/2, 3 x 1-1/2 x 13, 3 x 2 x 13, 4 x 3 x 13, 4 x 3 x 13L, 6 x 4 x 13, 6 x 4 x 13H, 6 x 5 x 13, 6 x 5 x 13H, 8 x 6 x 13
Fits Series 4600 12 x 10 x 12-1/2H, 12 x 10 x 15H, 12 x 8 x 18
Drawing Item 4030: item 112, 108, 124; 4280: item 44; 4380: item 44; 4600: item 43; 4280-50: item 44
Specification 1/2"-13NC x 1"; 1/2"-13 x 1" 316 s/s
Shipping cost: Inquire
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