Gast · Screw / bolt / nut

BC164

Name: Gast BC164 HEX NUT
Brand: Gast
SKU: BC164

HEX NUT

Manufacturer’s part number

Where to get it

No supplier lists this number with us yet. Ask for a quote and a specialist finds price and availability for you.

Find it on Gast’s site

Prices are the supplier’s own, as last checked (date shown); they buy and ship. A price older than 30 days isn’t shown.

As printed in the source

4Δ | BC164 | NUT | 1 (read by Claude, checked against the page)

Fits 44 models

As listed by Gast

Model	Source
71R545-P315B-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R545-P317B-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R545-P545-D402X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R555-P317-D402X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R555-P322-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R642-P163D-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R647-P112U-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
71R650-P158-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
72R655-P163D-N570X	O&M Manual: 71R-72R_70-6800_H-1.pdf, p. 11
DAA-P501-EB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-P501-ED	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-P501-GD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-P503-GD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-P512-GD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-P716-EB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-P720-GB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-V522-ED	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-V701-EB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DAA-V713-EB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P501-BN	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P501-DD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P501-FB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P501-FD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P501-KH	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P504-BN	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P518-FD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P701-AA	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P701-DB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P703-FB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P704-AA	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P709-AA	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-P725-BN	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-V502-BN	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-V502-JK	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-V519-FD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
DOA-V722-AA	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MAA-V103-HB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MAA-V109-HB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MOA-P101-AA	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MOA-P101-CD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MOA-P101-JK	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MOA-P108-HB	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MOA-V111-CD	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16
MOA-V112-AE	O&M Manual 2: DOA-DAA_70-3005_E-1.pdf, p. 16

When ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.

In the manufacturer’s drawings

Position 5 · Exploded viewO&M Manual: 71R-72R_70-6800_H-1.pdf, p. 7

Part number, name and fitment as published by Gast (source), retrieved 2026-10-20. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.