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Part Number Complete

BM1220A3

type Recommended Shaft Diameter d1 Seal Material Thickness t Width B Days to Ship

Specification/Dimensions

type
- BM
- NOK
Clear
Recommended Shaft Diameter d1(φ)
3

4

5

6

7

8

10

12

13

14

16

18

20

22

25

28

30

32

35

37

40

45

50

55

60

65

70

75

80

85

90

95

100

110

120

130

140

150

170

180

190

199

200

220

250

275

300

325

550

600

725
Clear
Seal Material
- Nitrile Rubber
- Fluorine Rubber
Clear
Thickness t
- 1.5
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 15
Clear
Width B(mm)
- 2.5
- 3
- 4.5
- 6
- 7
- 9
- 10.5
- 12
- 20
Clear

Days to Ship

All

5 Day(s) or Less

7 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

11 Day(s) or Less
Clear

Specify Alterations

NOK General Oil Seal VR Type (BM1220A3)

Volume Discount

Brand :

NOK

Order Qty :
Total Price :

---
Days to ship :

---

Select part number to Order Now/ Add to Cart

CAD Data unavailable

(i)
Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Product Description

*VR oil seal cannot be used in areas subjected to pressure.

Dimensions

Specification Table
VR type Nitrile Rubber (NBR) / Fluorocarbon Rubber (FKM)
Lip Material Nitrile Rubber (NBR) : NOK A134
Fluorocarbon Rubber (FKM) : NOK F129

Note: This oil seal may be used with shaft diameters in the ranges shown. However, we recommend using it at the recommended nominal sharft diameter.

Nominal number	Recommended shaft diameter d1	Usable shaft diameter	Area required for seal				Part Number
			Width B	Maximum diameter d2	Required minimum face diameter d3	Thickness t	Nitrile Rubber (NBR)	Fluorocarbon rubber (FKM)
			Width B	Maximum diameter d2	Required minimum face diameter d3	Thickness t	Nitrile Rubber (NBR)	Fluorocarbon rubber (FKM)
VR 3A	3	2.7～3.5	2.5	d₁+1	d₁+4	1.5	BM 1201 A0	BM 1201 A3
VR 4A	4	3.5～4.5	3	d₁+1	d₁+6	2	BM 1202 A0	BM 1202 A3
VR 5A	5	4.5～5.5					BM 1203 A0	BM 1203 A3
VR 6A	6	5.5～6.5					BM 1204 A0	BM 1204 A3
VR 7A	7	6.5～7.5					BM 1205 A0	BM 1205 A3
VR 8A	8	7.5～8.5					BM 1206 A0	BM 1206 A3
VR 10A	10	9.5～11.5	4.5	d₁+2	d₁+9	3	BM 1207 A0	BM 1207 A3
VR 12A	12	11.5～12.5					BM 1208 A0	BM 1208 A3
VR 13A	13	12.5～13.5					BM 1209 A0	BM 1209 A3
VR 14A	14	13.5～15.5					BM 1210 A0	BM 1210 A3
VR 16A	16	15.5～17.5					BM 1211 A0	BM 1211 A3
VR 18A	18	17.5～19					BM 1212 A0	BM 1212 A3
VR 20A	20	19～21	6	d₁+3	d₁+12	4	BM 1213 A0	BM 1213 A3
VR 22A	22	21～24					BM 1214 A0	BM 1214 A3
VR 25A	25	24～27					BM 1215 A0	BM 1215 A3
VR 28A	28	27～29					BM 1216 A0	BM 1216 A3
VR 30A	30	29～31					BM 1217 A0	BM 1217 A3
VR 32A	32	31～33					BM 1218 A0	BM 1218 A3
VR 35A	35	33～36					BM 1219 A0	BM 1219 A3
VR 38A	37	36～38					BM 1220 A0	BM 1220 A3
VR 40A	40	38～43	7	d₁+3	d₁+15	5	BM 1221 A0	BM 1221 A3
VR 45A	45	43～48					BM 1222 A0	BM 1222 A3
VR 50A	50	48～53					BM 1223 A0	BM 1223 A3
VR 55A	55	53～58					BM 1224 A0	BM 1224 A3
VR 60A	60	58～63					BM 1225 A0	BM 1225 A3
VR 65A	65	63～68					BM 1226 A0	BM 1226 A3
VR 70A	70	68～73	9	d₁+4	d₁+18	6	BM 1227 A0	BM 1227 A3
VR 75A	75	73～78					BM 1228 A0	BM 1228 A3
VR 80A	80	78～83					BM 1229 A0	BM 1229 A3
VR 85A	85	83～88					BM 1230 A0	BM 1230 A3
VR 90A	90	88～93					BM 1231 A0	BM 1231 A3
VR 95A	95	93～98					BM 1232 A0	BM 1232 A3
VR 100A	100	98～105					BM 1233 A0	BM 1233 A3
VR 110A	110	105～115	10.5	d₁+4	d₁+21	7	BM 1234 A0	BM 1234 A3
VR 120A	120	115～125					BM 1235 A0	BM 1235 A3
VR 130A	130	125～135					BM 1236 A0	BM 1236 A3
VR 140A	140	135～145					BM 1237 A0	BM 1237 A3
VR 150A	150	145～155					BM 1238 A0	BM 1238 A3
VR 160A	160	155～165	12	d₁+5	d₁+24	8	BM 1239 A0	BM 1239 A3
VR 170A	170	165～175					BM 1240 A0	BM 1240 A3
VR 180A	180	175～185					BM 1241 A0	BM 1241 A3
VR 190A	190	185～195					BM 1242 A0	BM 1242 A3
VR 199A	199	195～210					BM 1243 A0	BM 1243 A3
VR 200A	200	190～210	20	d₁+10	d₁+45	15	BM 1244 A0	BM 1244 A3
VR 220A	220	210～235					BM 1245 A0	BM 1245 A3
VR 250A	250	235～265					BM 1246 A0	BM 1246 A3
VR 275A	275	265～290					BM 1247 A0	BM 1247 A3
VR 300A	300	290～310					BM 1248 A0	BM 1248 A3
VR 325A	325	310～335	20	d₁+10	d₁+45	15	BM 1249 A0	BM 1249 A3
VR 350A	350	335～365					BM 1250 A0	BM 1250 A3
VR 375A	375	365～390					BM 1251 A0	BM 1251 A3
VR 400A	400	390～430					BM 1252 A0	BM 1252 A3
VR 450A	450	430～480					BM 1253 A0	BM 1253 A3
VR 500A	500	480～530	20	d₁+10	d₁+45	15	BM 1254 A0	BM 1254 A3
VR 550A	550	530～580					BM 1255 A0	BM 1255 A3
VR 600A	600	580～630					BM 1256 A0	BM 1256 A3
VR 650A	650	630～665					BM 1257 A0	BM 1257 A3
VR 700A	700	665～705					BM 1258 A0	BM 1258 A3
VR 725A	725	705～745	20	d₁+10	d₁+45	15	BM 1259 A0	BM 1259 A3
VR 750A	750	745～785					BM 1260 A0	BM 1260 A3
VR 800A	800	785～830					BM 1261 A0	BM 1261 A3
VR 850A	850	830～875					BM 1262 A0	BM 1262 A3
VR 900A	900	875～920					BM 1263 A0	BM 1263 A3
VR 950A	950	920～965	20	d₁+10	d₁+45	15	BM 1264 A0	BM 1264 A3
VR 1000A	1000	965～1015					BM 1265 A0	BM 1265 A3
VR 1050A	1050	1015～1065					BM 1266 A0	BM 1266 A3
VR 1100A	1100	1065～1115					BM 1267 A0	BM 1267 A3
VR 1150A	1150	1115～1165					BM 1268 A0	BM 1268 A3
VR 1200A	1200	1165～1215	20	d₁+10	d₁+45	15	BM 1269 A0	BM 1269 A3
VR 1250A	1250	1215～1270					BM 1270 A0	-
VR 1300A	1300	1270～1320					BM 1271 A0	BM 1271 A3
VR 1350A	1350	1320～1370					BM 1272 A0	-
VR 1400A	1400	1370～1420					BM 1273 A0	BM 1273 A3
VR 1450A	1450	1420～1470	20	d₁+10	d₁+45	15	BM 1274 A0	BM 1274 A3
VR 1500A	1500	1470～1520					BM 1275 A0	-
VR 1550A	1550	1520～1570					BM 1276 A0	BM 1276 A3
VR 1600A	1600	1570～1620					BM 1277 A0	-
VR 1650A	1650	1620～1670					BM 1278 A0	-
VR 1700A	1700	1670～1720	20	d₁+10	d₁+45	15	BM 1279 A0	-
VR 1750A	1750	1720～1770					BM 1280 A0	-
VR 1800A	1800	1770～1820					BM 1281 A0	-
VR 1850A	1850	1820～1870					BM 1282 A0	BM 1282 A3
VR 1900A	1900	1870～1920					BM 1283 A0	-
VR 1950A	1950	1920～1970	20	d₁+10	d₁+45	15	BM 1284 A0	-
VR 2000A	2000	1970～2020	20	d₁+10	d₁+45	15	BM 1285 A0	BM 1285 A3

: 30; 45; 60

Part Number
BM1220A3

Part Number	Price	Minimum Order Qty.	Volume Discount	Days to Ship	Recommended Shaft Diameter d1 (φ)	Seal Material	Operating Temperature Range (°C)	Thickness t	Width B (mm)
	₹ 1,784.45	1 Piece(s)		9 Day(s) or more	37	Fluorine Rubber	-15～150	4	6

Standard information

Basic Information

Sliding Surface	End Face	Sealing Subject Liquid	Grease	Seal Rim Area Material	Rubber (No Metal Ring)
Environment, Applications	Standard	Dust Lip	No	Attaching Method	From only the shaft end
Housing Groove	No	Two Liquids Separation	No

Please check the type/dimensions/specifications of the part BM1220A3 in the NOK General Oil Seal VR Type series.

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Product variants

Part Number
BM1202A3
BM1203A0
BM1204A0
BM1221A0
BM1221A3
BM1222A0

Standard Unit Price	Minimum order quantity	Days to Ship	Recommended Shaft Diameter d1 (φ)	Seal Material	Operating Temperature Range (°C)	Thickness t	Width B (mm)
₹ 1,851.00	2 Piece(s)	11 Day(s) or more	4	Fluorine Rubber	-15～150	2	3
₹ 304.85	1 Piece(s)	9 Day(s) or more	5	Nitrile Rubber	-20～80	2	3
₹ 264.24	1 Piece(s)	5 Day(s) or more	6	Nitrile Rubber	-20～80	2	3
₹ 370.47	1 Piece(s)	5 Day(s) or more	40	Nitrile Rubber	-20～80	5	7
₹ 1,784.45	1 Piece(s)	9 Day(s) or more	40	Fluorine Rubber	-15～150	5	7
₹ 429.42	1 Piece(s)	10 Day(s) or more	45	Nitrile Rubber	-20～80	5	7

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