Elgin Grade 91 Parts

Arbors

	Part	Factory Part Number
	Arbors: Barrel	196
	Arbors: Pallet	1304
	Arbors: Setting	95

Clamps

	Part	Factory Part Number
	Clamps: Ratchet	82

Collets

	Part	Factory Part Number
	Collets: Hair Spring	1318

Hands

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

Jewels

	Part	Factory Part Number
	Jewels: Balance: Cap: Lower	2422
	Jewels: Balance: Cap: Upper	460
	Jewels: Balance: Hole: Lower	1332
	Jewels: Balance: Hole: Upper	1332
	Jewels: Center: Lower	1342
	Jewels: Center: Upper	517
	Jewels: Escape: Cap: Lower	1361
	Jewels: Escape: Cap: Upper	2423
	Jewels: Escape: Hole: Lower	484
	Jewels: Escape: Hole: Upper	472
	Jewels: Fourth: Lower	508
	Jewels: Fourth: Upper	496
	Jewels: Pallet Jewel	546
	Jewels: Pallet: Cap: Lower	2424
	Jewels: Pallet: Cap: Upper	1358
	Jewels: Pallet: Hole: Lower	2427
	Jewels: Pallet: Hole: Upper	1412
	Jewels: Roller Jewel	559	Slow Train
	Jewels: Third: Lower	536
	Jewels: Third: Upper	524

Levers

	Part	Factory Part Number
	Levers: Setting	83

Nuts

	Part	Factory Part Number
	Nuts: Regulator	579
	Nuts: Regulator Nut and Screw	587

Pallets

	Part	Factory Part Number
	Pallets: And Fork With Stones	596	Single Roller
	Pallets: Fork and Arbor with Stones	1450	Single Roller
	Pallets: With Stones	2674

Pinions

	Part	Factory Part Number
	Pinions: Bevel	84
	Pinions: Cannon	649
	Pinions: Center	660
	Pinions: Escape	1460
	Pinions: Fourth	688
	Pinions: Third	700

Pins

	Part	Factory Part Number
	Pins: Ratchet	86

Rollers

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

Screws

	Part	Factory Part Number
	Screws: Balance	886
	Screws: Banking	1579
	Screws: Bridge: Barrel	1583
	Screws: Bridge: Center	1585
	Screws: Bridge: Pallet	894
	Screws: Case	1590
	Screws: Clamp: Ratchet	904
	Screws: Cock: Balance	1596
	Screws: Dial Foot	912
	Screws: Index	910
	Screws: Jewel: Balance: Lower	913
	Screws: Jewel: Balance: Upper	913
	Screws: Jewel: Center: Upper	928
	Screws: Jewel: Escape: Lower	913
	Screws: Jewel: Fourth: Lower	913
	Screws: Jewel: Pallet: Clamp Upper	913
	Screws: Jewel: Pallet: Lower	913
	Screws: Jewel: Third: Lower	913
	Screws: Lever: Setting	913
	Screws: Plate Top	1585
	Screws: Shipper Setting	924
	Screws: Spring: Click	904
	Screws: Spring: Setting	932
	Screws: Spring: Setting Lever	922
	Screws: Stud Hair Spring	934

Springs

	Part	Factory Part Number
	Springs: Click	89
	Springs: Hairspring	796	Strength: 2
	Springs: Lever: Setting	90
	Springs: Mainspring	817	Strength: .0075
	Springs: Setting	88

Staff

	Part	Factory Part Number
	Staff: Balance	861	Combination Roller note: See notes on Balance Staffs in Special Information Section.
	Staff: Center	882

Stop Works

	Part	Factory Part Number
	Stop Works: Female	838
	Stop Works: Male	842

Studs

	Part	Factory Part Number
	Studs: Hair Spring	847
	Studs: Main Wheel	119

Uncategorized

	Part	Factory Part Number
	Balance	242
	Balance Complete	4075
	Barrel	276
	Click	81
	Dial	16s
	Fork	1
	Index	442
	Ratchet	87
	Regulator	733
	Shipper Setting	92

Wheels

	Part	Factory Part Number
	Wheels: Center	1487
	Wheels: Center Complete	2318
	Wheels: Escape	2168	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	1492	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	1043
	Wheels: Main	93
	Wheels: Minute	1061
	Wheels: Ratchet	94
	Wheels: Setting	95
	Wheels: Third	1086
	Wheels: Third and Pinion	1094