Locksets H&S Series Grade 1 Knobs / M Series Grade 2 Functions

Arrow	Function	Series	ANSI/ Federal#	Description
01	Passage/Closet	H, S, M	F75/161N,160N	Latchbolt operated by knob/lever either side.
02	Privacy/ Bathroom	H, S, M	F76/161L,160L	Latchbolt operated by knob/lever either side except when inside pushbutton locks outside knob. Unlocked by turning inside knob, using emergency key outside or closing door.
03	Communicating	H, M		Latchbolt by inside knob/lever only. Blank rose only outside.
04	Terrace	H, S, M	F77/161P,160P	Deadlocking latchbolt operated from either side, except when inside pushbutton locks outside knob. Unlocked by turning knob or closing door. Not recommended for doors in rooms with no other entrance.
05	Communicating	H, M	F78/161M,160M	H - Deadlocking latchbolt operated by knob either side except when turnbutton in either knob locks knob on opposite side. M - Deadlocking latchbolt operated by knob either side except when turnbutton either side locks both knobs.
07	Exit	H,S	F89/161NX	Deadlocking latchbolt operated by inside knob only. Outside knob always rigid.
08	Single Dummy Trim	H,M		Rigid trim for one side of door only. Used as pull or to match active trim.
11	Entrance/Office	H, S, M	F81161A,160A	Latchbolt operated by knob either side except when outside knob is locked by turnbutton inside. When outside knob is locked, latchbolt operated by key outside or turning inside knob. Pushing and turning inside button will cause outside knob to remain locked. Button will then need to be manually rotated to unlock outside knob.
12	Storeroom	H, S, M	F86/161D,160D	Latchbolt operated by key in outside knob or by inside knob. Outside knob always rigid.
13	Exterior	H, S, M	F82,161B,160B	Latchbolt operated by knob from either side except when outside knob is locked by pushbutton inside. Outside knob remains locked until unlocked by key or turning inside knob.
14	Service Station	H,M	F92/161E,160E	Latchbolt operated by knob either side except when slotted pushbutton inside locks outside knob. Outside knob unlocked by turning inside knob or closing door. When slotted button is pushed and turned, outside knob is rigid and is unlocked either by key outside or by turning inside knob. Inside knob always free.
15	Hotel/Motel	H,M	F93/161H,160H	Latchbolt operated by inside knob at all times. Outside knob rigid at all times. Key outside will retract latchbolt except when pushing inside button shuts out all keys except emergency key and activates visual occupancy indicator on face of cylinder. Turning inside knob or closing door releases button and retracts visual indicator. Turning inside button with spanner key will lock button in fixed position. Button then released with spanner or emergency key.
17	Classroom	H, S, M	F84/161R,160R	Latchbolt operated by knob either side except when key outside locks outside knob. Inside knob always free. Key outside locks/unlocks outside knob only.
18	Communicating	H,M		Deadlocking latchbolt by knob inside only except when key locks/unlocks knob. Blank rose only outside.
19	Dormitory	H,S	F90/161T	Latchbolt operated by knob either side except when outside knob is locked by key outside or pushbutton inside. Key outside locks or unlocks outside knob. Unlocked by turning inside knob, closing door or using key outside.
20	Classroom	H		Latchbolt operated by knob from either side except when key outside locks outside knob. Inside knob always free. Key outside locks/unlocks outside knob only. Latchbolt can be held in a retracted position by outside key.
31	Communicating	H, S, M	F80/161S,160S	Latchbolt operated by knob either side. Key in either knob locks its own knob independently. Not recommended for use in rooms with no other entrance.
32	Public Entrance	H, S, M	F88/161C,160C	Latchbolt operated by knob from either side except when key from inside knob locks outside knob. When outside knob is locked, latchbolt retracted by key in outside knob or by turning inside knob.
33	Asylum/ Institutional	H, S, M	F87/161W,160W	Latchbolt operated by key in either knob. Both knobs always rigid.
34	Exterior Doors	M	F91/160G	Latchbolt operated by knob from either side except when both knobs are locked by key from either side.
35	Exterior Doors	H,S	F91/161G	Latchbolt operated by knob from either side except when both knobs are locked by key from either side.