Becker · Screw / bolt / nut
95122100000
LOCKING SCREW
Where to get it
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As printed in the source
133 | 951221 00000 | VERSCHLUSSSCHRAUBE / SCREW PLUG / BOUCHON / VITE DI CHIUSURA / TORNILLO DE CIERRE
Fits 5 models
As listed by BeckerWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the U 4.40
10 · Screws, washers, pins
- screwed flange - standard00780140500
- screwed flange 90° - optional00780240500
- HOLLOW HOLDING SCREW00940019000
- Pipe01220040300
- Pipe01220340500
- Pipe01220440500
- 012204 40500 Leitung / Pipe / Tuyau / Condotto / Conducto01220640500
- Screw90180700000
- CONNECTING SCREW91230000000
- Anschluss-schraube / Connection screw / Vis de raccordement / Vite di raccordo / Tornillo de empalme91230400000
- connecting screw91231700000
- connecting screw91231800000
- retaining ring91780040500
- INNENSECHSKANTSCHRAUBE 19 945320 00000 SOCKET HEAD SCREW94532000000
- INNENSECHSKANTSCHRAUBE 29 945374 00000 SOCKET HEAD SCREW94537400000
- THREADED PIN94561800000
- GEWINDESTIFT / THREADED PIN / GOUPILLE FILETEE / SPINA FILETTATURA / VARILLA ROSCADA94563400000
- Threaded pin94580101000
- CYLINDER SCREW94630800000
- STUD94691700000
- SECHSKANTMUTTER 57 947105 00000 HEX.NUT94710500000
- straight pin94762801000
- key94770100000
- HOHLSCHRAUBE / HOLLOW SCREW / VIS CREUSE / VITE ESAGONALE / TORNILLO HUECO94840200000
- hollow screw94840700000
- ZAHNSCHEIBE 18 949203 00000 TOOTHED SPRING WASHER94920300000
- LOCKING SCREW95121900000
- LOCKING SCREW95122100000
- LOCKING SCREW 307 951220 00100 LOCKING SCREW95122802000
Our drawing of the machine type, with the U 4.40's own parts; this part is highlighted. Side view along the shaft. Oil-free (dry) pumps have no exhaust box oil, sight glass or oil filter; their exhaust filter is a dust filter.
In the manufacturer’s drawings
- Position 133 · Exploded viewDownload Spare Parts List (U 4.630 SA/K), p. 2
- Position 133 · Exploded viewDownload Spare Parts List (U 4.400 SA/K), p. 7
- Position 107 · Exploded viewDownload Spare Parts List (U 4.40), p. 2
Part number, name and fitment as published by Becker (source), retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.