Elgin Grade 81 Parts

Arbors

	Part	Factory Part Number
	Arbors: Barrel	188
	Arbors: Pallet	5

Collets

	Part	Factory Part Number
	Collets: Hair Spring	353

Cups

	Part	Factory Part Number
	Cups: Arbor	360

Hands

	Part	Factory Part Number
	Hands: Hour and Minute	18s K.W.
	Hands: Second	18s

Jewels

	Part	Factory Part Number
	Jewels: Balance: Cap: Lower	1348
	Jewels: Balance: Cap: Upper	2191
	Jewels: Balance: Hole: Lower	443
	Jewels: Balance: Hole: Upper	443
	Jewels: Escape: Hole: Lower	481
	Jewels: Escape: Hole: Upper	1365
	Jewels: Fourth: Lower	505
	Jewels: Fourth: Upper	1387
	Jewels: Pallet Jewel	546
	Jewels: Pallet: Hole: Lower	2247
	Jewels: Pallet: Hole: Upper	1410
	Jewels: Roller Jewel	559
	Jewels: Third: Lower	533
	Jewels: Third: Upper	1422

Nuts

	Part	Factory Part Number
	Nuts: Center: Pinion	8
	Nuts: Regulator	579
	Nuts: Regulator Nut and Screw	584

Pallets

	Part	Factory Part Number
	Pallets: And Fork With Stones	597	Right Angle Escapement
	Pallets: And Fork With Stones	596	Straight Line Escapement
	Pallets: Fork and Arbor with Stones	616	Right Angle Escapement
	Pallets: Fork and Arbor with Stones	615	Straight Line Escapement
	Pallets: With Stones	4	Right Angle Escapement
	Pallets: With Stones	2	Straight Line Escapement

Pinions

	Part	Factory Part Number
	Pinions: Cannon	16
	Pinions: Center	15	Slow Train
	Pinions: Center	652	Quick Train
	Pinions: Escape	673	Slow Train
	Pinions: Escape	672	Quick Train
	Pinions: Fourth	686	Slow Train
	Pinions: Fourth	7	Quick Train
	Pinions: Third	697	Slow Train
	Pinions: Third	6	Quick Train

Rollers

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

Screws

	Part	Factory Part Number
	Screws: Balance	888
	Screws: Banking	890
	Screws: Cap Ratchet	922
	Screws: Case	903
	Screws: Cock: Balance	908
	Screws: Cup Arbor	909
	Screws: Index	912
	Screws: Jewel: Balance: Lower	913
	Screws: Jewel: Balance: Upper	913
	Screws: Jewel: Escape: Upper	914
	Screws: Jewel: Fourth: Upper	914
	Screws: Jewel: Pallet: Upper	914
	Screws: Jewel: Third: Upper	914
	Screws: Pillar	921
	Screws: Potance	922
	Screws: Spring: Click	910
	Screws: Stud Hair Spring	934

Springs

	Part	Factory Part Number
	Springs: Click	766
	Springs: Hairspring	793	Strength: 1, 1
	Springs: Hairspring	792	Quick Train
	Springs: Mainspring	812	Strength: .009

Staff

	Part	Factory Part Number
	Staff: Balance	857	note: See notes on Balance Staffs in Special Information Section.
	Staff: Center	14	Slow Train
	Staff: Center	870	Quick Train

Studs

	Part	Factory Part Number
	Studs: Hair Spring	844

Uncategorized

	Part	Factory Part Number
	Balance	236
	Balance Complete	4422
	Balance Complete	4067
	Band Dust	251
	Barrel	266	Slow Train
	Barrel	265	Quick Train
	Click	13
	Dial	18s
	Fork	3	Right Angle Escapement
	Fork	1	Slow Train
	Index	433
	Ratchet	10
	Regulator	720
	Regulator	721

Wheels

	Part	Factory Part Number
	Wheels: Center	944	Slow Train
	Wheels: Center	943	Quick Train
	Wheels: Center Complete	2315	Slow Train
	Wheels: Center Complete	2314	Quick Train
	Wheels: Escape	981	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	995	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	994	Quick 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: Fourth	1009	Slow Train
	Wheels: Fourth	1008	Quick Train
	Wheels: Fourth and Pinion	1023	Slow Train
	Wheels: Fourth and Pinion	1022	Quick Train
	Wheels: Hour	1036
	Wheels: Minute	1055
	Wheels: Third	1076	Slow Train
	Wheels: Third	1075	Quick Train
	Wheels: Third and Pinion	1090	Slow Train
	Wheels: Third and Pinion	1089	Quick Train