Juki MF-7900/7900D Series: U11 (Universal type) Cylinder-bed, Top & Bottom Coverstitch Machine

Specification

Model name		MF-7900 series	MF-7900D series
Stitch type		2-needle/3-needle top and bottom covering stitch	2-needle/3-needle top and bottom covering stitch
Needle		UY128GAS (#10S) #9~#12S
Lift of the presser foot		5mm (with top and bottom covering stitch), 8mm (with bottom covering stitch)
Stitch pitch adjustment		By dial
Differential feed adjustment		By micro-adjustment mechanism
Lubrication		Automatiac	Automatic (frame: no lubrication)
Lubricating oil		JUKI Machine Oil 18 (equivalent to ISO VG18)
Feed dog inclination adjustment		Provided as standard
Micro-lifter		Provided as standard
Needle gauge (mm)		3.2, 4.0, 4.8, 5.6, 6.4
Needle bar stroke converting function		U11, H11, H22, H23, E11: Provided as standard: 31mm: at the time of delivery / When sewing a heavy-weight material: 33mm	U11, H22, H23, H24, H25, E11: Provided as standard: 31mm: at the time of delivery / When sewing a heavy-weight material: 33mm
Needle bar stroke converting function		E22, E23: Provided as standard: 33mm: at the time of delivery / When sewing a heavy-weight material: 35mm	–
Silicon oil tank for needle tip and needle thread		Provided as standard
Cartridge oil filter		Provided as standard
Power requirement / Power consumption		Single-phase 100~120V / 200~240V, 3-phase 200~240V / 500VA (with automatic thread trimmer)
Weight of the machine head	U11	41kg (without device), 49kg (with UT51), 51kg (with PL/UT52), 44kg (with UT57)
	H11 (with PL)	43kg (without device), 51kg (with UT52), 46kg (with UT57)
	H22, H23	42kg (without device), 50kg (with UT51), 45kg (with UT57)
	H24, H25	–	46kg (with UT57), 46kg (with UT59)
	E11 (with PL)	44kg (without device), 48kg (with UT55), 47kg (with UT56)
	E22, E23 (with PL)	43kg (without device), 51kg (with UT52), 46kg (with UT57)

When you place orders

Subclass machine list

Gauge

MF-7922-U11
MF-7922-U11/UT

Guage		NEEDLE CLAMP	NEEDLE	THROAT PLATE		PRESSER FOOT	MAIN FEED DOG	DIFFERENTIAL FEED DOG
Figure
Needle width		P/N	P/N	P/N	Remarks	P/N	P/N	P/N
inch	mm	P/N	P/N	P/N	Remarks	P/N	P/N	P/N
1/8	3.2	13350004	MUY128S1000	40058587	Tongue shape B	40090133	13431200	13433503
1/8	3.2	13350004	MUY128S1000	70004610	OP	40090133	13431200	13433503
5/32	4.0	13350103	MUY128S1000	40058706	Tongue shape B	40090196	13431200	13433503
5/32	4.0	13350103	MUY128S1000	40058956	Tongue shape D	40090196	13431200	13433503
3/16	4.8	13350509	MUY128S1000	70004232	OP： Tongue shape B, for 2 needle	40090197	13431200	13433503
				70004237	OP： Tongue shape D, for 2 needle
				40040514	Standard shipping, for 3 needle

MF-7923-U11
MF-7923-U11/UT

Guage		NEEDLE CLAMP	NEEDLE	THROAT PLATE		PRESSER FOOT	MAIN FEED DOG	DIFFERENTIAL FEED DOG
Figure
Needle width		P/N	P/N	P/N	Remarks	P/N	P/N	P/N	Remarks
inch	mm	P/N	P/N	P/N	Remarks	P/N	P/N	P/N	Remarks
7/32	5.6	13350301	MUY128S1000	40058033 40079302 40100389 40100714	Tongue shape B Tongue shape D Tongue shape C-24 Tongue shape C-12	40082974	13430103	13432109 70004267	Only UT59
1/4	6.4	13350400	MUY128S1000	40040513 40061463 40082978	Tongue shape B Tongue shape D Tongue shape D (For needle #14)	40082974	13430103	13432109 70004267	Only UT59

MF-7922D-U11
MF-7923D-U11
MF-7923D-U11/UT

Guage		NEEDLE CLAMP	NEEDLE	THROAT PLATE		PRESSER FOOT	MAIN FEED DOG	DIFFERENTIAL FEED DOG
Figure
Needle width		P/N	P/N	P/N	Remarks	P/N	P/N	P/N
inch	mm	P/N	P/N	P/N	Remarks	P/N	P/N	P/N
1/8	3.2	13350004	MUY128S1000	40058587	–	40090133	13431200	13433503
5/32	4.0	13350103	MUY128S1000	40058706	–	40090196	13431200	13433503
3/16	4.8	13350509	MUY128S1000	40040514	–	40090197	13431200	13433503
7/32	5.6	13350301	MUY128S1000	40058033	–	40082974	13430103	13432109
1/4	6.4	13350400	MUY128S1000	40040513	–	40082974	13430103	13432109

Juki MF-7900/7900D Series: U11 (Universal type) Cylinder-bed, Top & Bottom Coverstitch Machine

JUKI’s dry-head technology protects sewing products from being stained with oil

U11 Universal type (basic type)

Thanks to the new feed mechanism, many different types of sewing are achieved

Micro-lifter mechanism

Commercially-available gauge components are applicable with no additional work

The looper thread twining prevention mechanism has been improved and is provided as standard for the sewing machine

Differential-feed micro-adjustment mechanism

Specification

When you place orders

Subclass machine list

Gauge

MF-7922-U11
MF-7922-U11/UT

MF-7923-U11
MF-7923-U11/UT

MF-7922D-U11
MF-7923D-U11
MF-7923D-U11/UT

Our Products

Company

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Juki MF-7900/7900D Series: U11 (Universal type) Cylinder-bed, Top & Bottom Coverstitch Machine

JUKI’s dry-head technology protects sewing products from being stained with oil

U11 Universal type (basic type)

Thanks to the new feed mechanism, many different types of sewing are achieved

Micro-lifter mechanism

Commercially-available gauge components are applicable with no additional work

The looper thread twining prevention mechanism has been improved and is provided as standard for the sewing machine

Differential-feed micro-adjustment mechanism

Specification

When you place orders

Subclass machine list

Gauge

MF-7922-U11MF-7922-U11/UT

MF-7923-U11MF-7923-U11/UT

MF-7922D-U11MF-7923D-U11MF-7923D-U11/UT

MF-7922-U11
MF-7922-U11/UT

MF-7923-U11
MF-7923-U11/UT

MF-7922D-U11
MF-7923D-U11
MF-7923D-U11/UT