Product Description
Armstrong Coupler Capscrew – Part No. 911821-116
Genuine Armstrong replacement coupler capscrew, Armstrong part number 911821-116, for Series 4300 pumps. Shown as item 144 on the Series 4300 drawing (parts list 6043.132 / 6043.134 / 6043.136 / 6043.137) – highlighted in the pictures above.
Fits these Armstrong pumps
- Series 4300 (vertical in-line) – pump sizes 4 × 4 × 6, 2 × 2 × 8, 3 × 3 × 8, 4 × 4 × 8, 5 × 5 × 8, 6 × 6 × 8, 8 × 8 × 8, 2 × 2 × 10, 3 × 3 × 10, 4 × 4 × 10, 6 × 6 × 10, 8 × 8 × 10, 4 × 4 × 11½, 5 × 5 × 11½, 6 × 6 × 11½, 8 × 8 × 11½, 3 × 3 × 13, 4 × 4 × 13, 5 × 5 × 13, 5 × 5 × 13H, 6 × 6 × 13, 6 × 6 × 13H, 8 × 8 × 13, 10 × 10 × 13
- Motor frames: 254TC, 256TC, 284TSC, 286TSC, 324TSC, 326TSC, 364TSC, 365TSC, 404TSC, 405TSC, 444TSC, 445TSC, 284TC, 286TC, 324TC, 326TC
- Designation: 'M'
- Drawing item: 144
Other parts for this pump
Rebuilding a Series 4300 4 × 4 × 6? These parts are often replaced at the same time:
Showing 24 of 60 parts – see the full list in the parts finder.
Not sure this is the right part?
Use our Armstrong Pump Parts Finder: choose Series 4300, 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 911821-116
Part Type Coupler / Coupling Guard
Fits Series 4300 (1) 4 x 4 x 6, 2 x 2 x 8, 3 x 3 x 8, 4 x 4 x 8, 5 x 5 x 8, 6 x 6 x 8, 8 x 8 x 8, 2 x 2 x 10, 3 x 3 x 10, 4 x 4 x 10, 6 x 6 x 10, 8 x 8 x 10, 4 x 4 x 11-1/2, 5 x 5 x 11-1/2, 6 x 6 x 11-1/2, 8 x 8 x 11-1/2, 3 x 3 x 13, 4 x 4 x 13, 5 x 5 x 13
Fits Series 4300 (2) 5 x 5 x 13H, 6 x 6 x 13, 6 x 6 x 13H, 8 x 8 x 13, 10 x 10 x 13
Drawing Item 4300: item 144
Shipping cost: Inquire
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