Elgin Grade 437 Parts

Arbors

	Part	Factory Part Number
	Arbors: Barrel	2732
	Arbors: Pallet	2733
	Arbors: Winding	2734

Cams

	Part	Factory Part Number
	Cams: Setting	2738
	Cams: Setting Spring	2739

Clamps

	Part	Factory Part Number
	Clamps: Minute Wheel	2740
	Clamps: Setting Wheel	2740

Clutches

	Part	Factory Part Number
	Clutches: Wind and Setting	2741

Collets

	Part	Factory Part Number
	Collets: Hair Spring	2743

Hands

	Part	Factory Part Number
	Hands: Hour and Minute	2540
	Hands: Second	2541

Hubs

	Part	Factory Part Number
	Hubs: Barrel Arbor	2745

Jewels

	Part	Factory Part Number
	Jewels: Balance: Cap: Lower	466
	Jewels: Balance: Cap: Upper	4755
	Jewels: Balance: Hole: Lower	4806
	Jewels: Balance: Hole: Upper	4806
	Jewels: Center: Lower	2207
	Jewels: Center: Upper	2213
	Jewels: Escape: Hole: Lower	1382
	Jewels: Escape: Hole: Upper	1368
	Jewels: Fourth: Lower	1405
	Jewels: Fourth: Upper	1390
	Jewels: Pallet Jewel	556
	Jewels: Pallet: Hole: Lower	2426
	Jewels: Pallet: Hole: Upper	2267
	Jewels: Roller Jewel	570	Combination Roller
	Jewels: Third: Lower	538
	Jewels: Third: Upper	1425

Levers

	Part	Factory Part Number
	Levers: Clutch	2751
	Levers: Setting	2752

Nuts

	Part	Factory Part Number
	Nuts: Regulator	1548
	Nuts: Regulator Nut and Screw	2753

Pallets

	Part	Factory Part Number
	Pallets: And Fork With Stones	2865
	Pallets: Fork and Arbor with Stones	4306

Pinions

	Part	Factory Part Number
	Pinions: Bevel	2759
	Pinions: Cannon	2760
	Pinions: Center	2761
	Pinions: Escape	2762
	Pinions: Fourth	2796
	Pinions: Third	2763

Rollers

	Part	Factory Part Number
	Rollers: Combination: With Pin	2872
	Rollers: Combination: Without Pin	2869

Screws

	Part	Factory Part Number
	Screws: Balance	2728
	Screws: Banking	2616
	Screws: Bridge: Barrel	2614
	Screws: Bridge: Pallet	2000
	Screws: Cam Setting Spring	2002
	Screws: Case	2630
	Screws: Clamp: Minute Wheel	2023
	Screws: Clamp: Setting Wheel	2023
	Screws: Click	2003
	Screws: Cock: Balance	2614
	Screws: Dial Foot	2438
	Screws: Index	2024
	Screws: Jewel: Balance: Lower	1607
	Screws: Jewel: Balance: Upper	2824
	Screws: Jewel: Center: Lower	2005
	Screws: Jewel: Center: Upper	2006
	Screws: Jewel: Escape: Upper	1604
	Screws: Jewel: Fourth: Upper	1604
	Screws: Jewel: Third: Upper	1604
	Screws: Lever: Clutch	1722
	Screws: Lever: Setting	1722
	Screws: Main	2618
	Screws: Plate Top	2614
	Screws: Spring: Click	2004
	Screws: Spring: Setting	2001
	Screws: Stud Hair Spring	2832
	Screws: Wheel: Ratchet	2619

Sleeves

	Part	Factory Part Number
	Sleeves: Arbor Winding	2770

Springs

	Part	Factory Part Number
	Springs: Click	1897
	Springs: Hairspring	2801	Strength: 2
	Springs: Mainspring	2874	Strength: .0075
	Springs: Setting	2772

Staff

	Part	Factory Part Number
	Staff: Balance	2773	note: See notes on Balance Staffs in Special Information Section.
	Staff: Center	2774

Studs

	Part	Factory Part Number
	Studs: Hair Spring	2775

Uncategorized

	Part	Factory Part Number
	Balance	2735
	Balance Complete	4745
	Band Dust	2736
	Barrel	2737
	Click	2742	Finish: A-5
	Dial	12s
	Index	2746
	Regulator	4189

Washers

	Part	Factory Part Number
	Washers: Main Screw	2776	Finish: B-5
	Washers: Staff Center	1555
	Washers: Wheel Ratchet	2778	Finish: B

Wheels

	Part	Factory Part Number
	Wheels: Center	1927
	Wheels: Center Complete	4360
	Wheels: Escape	1490	Slow Train 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	4197	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	2785
	Wheels: Fourth and Pinion	4378
	Wheels: Hour	2787
	Wheels: Main	2799	Finish: A-5
	Wheels: Minute	2800
	Wheels: Ratchet	2804	Finish: A-5
	Wheels: Setting	2805
	Wheels: Third	2806
	Wheels: Third and Pinion	4302