Elgin Grade 4 Parts

Arbors

	Part	Factory Part Number
	Arbors: Barrel	200
	Arbors: Pallet	214

Cams

	Part	Factory Part Number
	Cams: Setting	123

Caps

	Part	Factory Part Number
	Caps: Arbor	142

Clamps

	Part	Factory Part Number
	Clamps: Setting Wheel	124

Collets

	Part	Factory Part Number
	Collets: Hair Spring	358	Flat Hair Spring
	Collets: Hair Spring	318	Breguet Hair Spring

Hands

	Part	Factory Part Number
	Hands: Hour and Minute	16s
	Hands: Second	16s

Jewels

	Part	Factory Part Number
	Jewels: Balance: Cap: Lower	1350
	Jewels: Balance: Cap: Upper	2192
	Jewels: Balance: Hole: Lower	447
	Jewels: Balance: Hole: Upper	447
	Jewels: Escape: Hole: Lower	486
	Jewels: Escape: Hole: Upper	1368
	Jewels: Fourth: Lower	510
	Jewels: Fourth: Upper	1390
	Jewels: Pallet Jewel	546
	Jewels: Pallet: Hole: Lower	486
	Jewels: Pallet: Hole: Upper	1368
	Jewels: Roller Jewel	559
	Jewels: Third: Lower	538
	Jewels: Third: Upper	1425

Levers

	Part	Factory Part Number
	Levers: Setting	125

Pallets

	Part	Factory Part Number
	Pallets: And Fork With Stones	596
	Pallets: Fork and Arbor with Stones	621
	Pallets: With Stones	2

Pinions

	Part	Factory Part Number
	Pinions: Bevel	126
	Pinions: Cannon	127
	Pinions: Center	660
	Pinions: Escape	677
	Pinions: Fourth	688
	Pinions: Third	700

Rollers

	Part	Factory Part Number
	Rollers: Table: With Pin	2068
	Rollers: Table: Without Pin	749

Screws

	Part	Factory Part Number
	Screws: Balance	1568
	Screws: Banking	1575
	Screws: Bridge: Pallet	1586
	Screws: Cap Arbor	912
	Screws: Case	1590
	Screws: Clamp: Setting Wheel	910
	Screws: Cock: Balance	1596
	Screws: Dial Foot	912
	Screws: Jewel: Balance: Lower	913
	Screws: Jewel: Balance: Upper	913
	Screws: Jewel: Escape: Upper	913
	Screws: Jewel: Fourth: Upper	913
	Screws: Jewel: Third: Upper	913
	Screws: Main	63
	Screws: Plate Top	1585
	Screws: Regulator Adjusting	923
	Screws: Spring: Click	913
	Screws: Spring: Regulator	913
	Screws: Spring: Setting	1617
	Screws: Spring: Setting Lever	922
	Screws: Spring: Vibrating Arm	925
	Screws: Stud Hair Spring	934

Springs

	Part	Factory Part Number
	Springs: Arm Vibrating	131
	Springs: Click	128
	Springs: Hairspring	797	Strength: 1, 1
	Springs: Hairspring	796	Breguet Hair Spring
	Springs: Lever: Setting	130
	Springs: Mainspring	817	Strength: .008
	Springs: Regulator	826
	Springs: Setting	129

Staff

	Part	Factory Part Number
	Staff: Balance	861	Combination Roller note: See notes on Balance Staffs in Special Information Section.
	Staff: Center	2358

Studs

	Part	Factory Part Number
	Studs: Hair Spring	849	Flat Hair Spring
	Studs: Hair Spring	1480	Breguet Hair Spring

Uncategorized

	Part	Factory Part Number
	Arm Vibrating	133
	Balance	242
	Balance Complete	4085	Flat Hair Spring
	Balance Complete	4070	Breguet Hair Spring
	Barrel	275
	Click	338
	Dial	16s
	Fork	1
	Regulator	731
	Regulator	736

Washers

	Part	Factory Part Number
	Washers: Main Screw	134
	Washers: Staff Center	1554

Wheels

	Part	Factory Part Number
	Wheels: Center	1567
	Wheels: Center Complete	2166
	Wheels: Escape	985	note: Two diameters of escape wheels have been made in 18, 16, and 6 sizes. The larger being known as New Style (N.S.) which will be supplied unless Old Style (O.S.) is ordered.
	Wheels: Escape and Pinion	999	note: Two diameters of escape wheels have been made in 18, 16, and 6 sizes. The larger being known as New Style (N.S.) which will be supplied unless Old Style (O.S.) is ordered.
	Wheels: Fourth	1019
	Wheels: Fourth and Pinion	1027
	Wheels: Hour	140
	Wheels: Intermediate: Setting	137
	Wheels: Intermediate: Winding	136
	Wheels: Main	135
	Wheels: Minute	1062
	Wheels: Ratchet	139
	Wheels: Setting	138
	Wheels: Third	1086
	Wheels: Third and Pinion	1094