Two-Way Threaded Ball Valves

All KACE 20, 31, 33, 55, 61, 77, 83 and 88 Series two-way threaded ball valves are designed with the following standard features

Standard features

  • 3 Piece Swing-Out Design for Ease of Maintenance
  • Blow Out Proof Stem Design
  • ISO 5211 Mounting Pad
  • Inherently Fire-Safe Design (83 Series & 88 Series)
  • V-Ring System Packing
  • Anti-Static Device
  • Wide Range of Seat and Seal Materials Available

Specifications

  • 1/4″ ~ 4″
  • Full & Reduced Bore
  • Floating Design
  • ANSI Ratings 150# ~ 1500#
  • High Pressure Ratings 3000 WOG / 6000 WOG (31 / 61)
  • RF, RTJ & BW Connections also Available
  • Body Material CF8M, WBC
  • Ball Material 316 S.S. – Alloys
  • Stem Material 316 S.S. & 17-4 S.S.
  • Other Coatings & Materials on Request

Standards

  • ANSI: B16.34,B16.25,B1.20.1
  • API: 6D, 598, 607
  • ISO: 5211,5209,5752,7/1,261
  • DIN: 3357, 50.049-3.1B
  • MSS: SP25, SP72
  • BS: 5351,6755-1,6755-2
  • NACE: MR01-75

To learn more about a specific two-way threaded ball valve series, click a product line below:

31 & 61 Series
33 Series
83 Series
88 Series

31 & 61 Series / TECHNiCAL DATA

Part# Name Material Option
1 Body ASTM A351 – CF8M ASTM A216 – WCB
2 End Cap ASTM A351 – CF8M ASTM A216 – WCB
3 Ball ASTM A351 – CF8M ASTM A351 – CF8M
4 Stem ASTM A276-316
5 Gland Nut AISI 304
6 Ball Seat PEEK
7 Body Seal PTFE / Graphite
8 Packing PTFE / Graphite
9 Thrust Washer PTFE / Graphite
10 Handle AISI 304
11 Lock Pad AISI 304

33 Series / TECHNiCAL DATA

Part# Name QTY Material
1 Body 1 CF8M
2 End Cap-A 3 CF8M
3 End Cap-B 2 CF8M
4 Seat Retainer 5 CF8M
5 Ball 1 SS 316
6 Seat 5 PTFE / RTFE
7 Joint Gasket 5 PTFE
8 Stem Seal 1 PTFE
9 Stem 1 SS 316
10 Gland Packing 1 Set 25% Glass Fiber Filled + PTFE
11 Gland Bushing 1 SS 304
12 Belleville Washer 2 SS 301
13 Stop Washer 1 SS 304
14 Stem Nut 2 SS 304
15 Stem Washer 1 SS 304
16 Retainer Seal 5 PTFE
17 Handle 1 SS 304
18 Handle Sleeve 1 Vinyl
19 Locking Device 1 SS 304
20 Bolt Nut 20 SS 304
21 Pin Nut 1 SS 304
22 Stop Pin 1 SS 304
23 O-Ring 1 Viton

83 Series / TECHNiCAL DATA

Part# Name QTY Material
1 Body 1 CF8M
2 End Cap-A 3 CF8M
3 End Cap-B 2 CF8M
4 Seat Retainer 5 CF8M
5 Ball 1 SS 316
6 Seat 5 PTFE / RTFE
7 Joint Gasket 5 PTFE
8 Stem Seal 1 PTFE
9 Stem 1 SS 316
10 Gland Packing 1 Set 25% Glass Fiber Filled + PTFE
11 Gland Bushing 1 SS 304
12 Belleville Washer 2 SS 301
13 Stop Washer 1 SS 304
14 Stem Nut 2 SS 304
15 Stem Washer 1 SS 304
16 Retainer Seal 5 PTFE
17 Handle 1 SS 304
18 Handle Sleeve 1 Vinyl
19 Locking Device 1 SS 304
20 Bolt Nut 20 SS 304
21 Pin Nut 1 SS 304
22 Stop Pin 1 SS 304
23 O-Ring 1 Viton

88DB Series (T-Port) / TECHNiCAL DATA

Part# Name Qty Material
1 Body 1 WCB / CF8M
2 End Cap 3 CF8M
2-A End Cap 1 CF8M
3 Seat 2 PTFE / RTFE
4 Ball 1 SS 316
5 Joint Gasket 2 PTFE
6 Stem Seal 1 PTFE / RTFE
7 Stem 1 SS 316
8 Gland Packing 2 PTFE
9 Gland 1 SS 304
10 Belleville washer 2 SS 301
11 Lock Saddle 1 SS 304
12 Stem Nut 2 SS 304
13 Bolt 4 SS 304
13-A Bolt 4 SS 304
14 Bolt Nut 4 SS 304
15 Gland Packing 1 25% Glass Fiber Filled + PTFE
16 Anti-Static Device 2 SS 316

88 DS Series (L-PORT) / TECHNiCAL DATA

Part# Name QTY Material
1 Body 1 WCB / CF8M
2 End Cap 3 CF8M
2-A End Cap 1 CF8M
3 Ball 1 SS 316
4 Seat 2 RTFE
5 Joint Gasket 2 PTFE
6 Thrust Washer 1 RTFE
7 Stem 1 SS 316
8 Gland Packing 2 PTFE
8-A Gland Packing 1 25% Glass Fiber Filled + PTFE
9 Gland Bushing 1 SS 304
10 Stop Washer 1 SS 304
11 Stem Nut 2 SS 304
12 Handle 1 SS 304
13 Handle Sleeve 1 Vinyl
14 Stem Washer 1 SS 304
15 Bolt 4 SS 304
16 Bolt Nut 4 SS 304
17 Belleville Washer 2 SS 301
18 Stop Pin 1 SS 304
19 Pin Nut 1 SS 304
20 Locking Device 1 SS 304
21 O-Ring 1 Viton
22 Bolt Nut 4 SS 304
23 Cap Seal 1 PTFE
24 Bolt 4 SS 304