NW40 Series Hardware

NW40 (KF40) Flange High Vacuum Hardware

Fits NW40 High Vacuum Flange Equivalents:
KF40, KF-40, K150, NW-40, QF40, ISO-QF

Fits NW40 Flange OD 2.18" with
Centering Ring Counter Bore: 1.62"

NW, KF, QF Series High Vacuum Flanges

NW32 (KF32) OD: 2.18" – Centering Ring Counter Bore: 1.34"

NW40 (KF40) OD: 2.18" – Centering Ring Counter Bore: 1.62"

NW32 Flanges Are Sometimes Used Overseas (Uncommon)




NW40 Bulkhead Clamp <br> (NW40-150-BC-OS)
NW40 Bulkhead Clamp <br> (NW40-BC-PK10)
NW40 Bulkhead Clamp
(NW40-150-BC-OS)

Price: $40.43
Overstock: $20.70
NW40 Bulkhead Clamp
(NW40-BC-PK10)

Pack of 10
Price: $404.30
Sale: $210.00
CNC Machined Clamp <br> Fits: NW40 <br> (NW40-150-C)
CNC Machined Clamp <br> Fits: NW40 <br> (NW40-C-PK10)
CNC Machined Clamp
Fits: NW40
(NW40-150-C)

$30.00
CNC Machined Clamp
Fits: NW40
(NW40-C-PK10)

Pack of 10
$270.00
Aluminum Wing Clamp <br> Fits: NW40 <br> (NW40-150-CW)
Aluminum Wing Clamp <br> Fits: NW40 <br> (NW40-CW-PK10)
Aluminum Wing Clamp
Fits: NW40
(NW40-150-CW)

Price: $18.93
Sale: $7.00
Aluminum Wing Clamp
Fits: NW40
(NW40-CW-PK10)

PACK OF 10
Price: $189.30
Sale: $63.00
Stainless Wing Clamp Fits: NW40 <br> (NW40-150-CSP)
Stainless Wing Clamp Fits: NW40 <br> (NW40-CSP-PK10)
Stainless Wing Clamp Fits: NW40
(NW40-150-CSP)

Price: $63.00
Sale: $32.00
Stainless Wing Clamp Fits: NW40
(NW40-CSP-PK10)

Pack of 10
Price: $630.00
Sale: $288.00
Toggle Clamp with Cotter Pin <br> Fits: NW40 <br> NW40-150-CTP
Toggle Clamp with Cotter Pin <br> Fits NW40 <br> Fits: NW40-CTP-PK10
Toggle Clamp with Cotter Pin
Fits: NW40
NW40-150-CTP

Price: $28.92
Sale: $28.00
Toggle Clamp with Cotter Pin
Fits NW40
Fits: NW40-CTP-PK10

Pack of 10
Price: $287.92
Sale: $252.00
NW40 Chain Clamp for UHV Applications <br> NW40-150-CC
NW40 HV to UHV Metal Seal Centering Ring Plus Chain Clamp <br> NW40-CC-UHV
NW40 Chain Clamp for UHV Applications
NW40-150-CC

$160.00
NW40 HV to UHV Metal Seal Centering Ring Plus Chain Clamp
NW40-CC-UHV

$230.00
NW40 Horseshoe Spring Clamp with Plastic Knob <br> NW40-150-CHK
NW40 Horseshoe Spring Clamp with Plastic Knob <br> NW40-CHK-PK10
NW40 Horseshoe Spring Clamp with Plastic Knob
NW40-150-CHK

Price: $36.40
Sale: $9.50
NW40 Horseshoe Spring Clamp with Plastic Knob
NW40-CHK-PK10

Pack of 10
$85.50
Aluminum Ratchet Clamp <br> Fits NW40 <br> NW40-150-CRB
Aluminum Ratchet Clamps <br> Fits NW40 <br> NW40-CRB-PK10
Aluminum Ratchet Clamp
Fits NW40
NW40-150-CRB

Price: $51.12
Sale: $21.00
Aluminum Ratchet Clamps
Fits NW40
NW40-CRB-PK10

Pack of 10
Price: $511.20
Sale: $189.00
Stainless Hex Nut CNC Clamp <br> Fits NW40 <br> NW40-150-CSH
Stainless Hex Nut CNC Clamps <br> Fits NW40 <br> NW40-CSH-PK10
Stainless Hex Nut CNC Clamp
Fits NW40
NW40-150-CSH

Price: $127.61
Sale: $64.00
Stainless Hex Nut CNC Clamps
Fits NW40
NW40-CSH-PK10

Pack of 10
Price: $1,276.10
Sale: $576.00
NW40 Centering Ring <br> (NW40-150-SR-V)
NW40 Clamp & Ring Assembly <br> (NW40-CW-SRV)
NW40 Centering Ring
(NW40-150-SR-V)

Stainless - Viton Ring
Price: $17.13
Sale: $7.50
NW40 Clamp & Ring Assembly
(NW40-CW-SRV)

Price: $36.06
Sale: $13.00
NW40 Centering Ring <br> (NW40-150-AR-V-OS)
NW40 Centering Ring <br> (NW40-ARV-PK25)
NW40 Centering Ring
(NW40-150-AR-V-OS)

Aluminum - Viton Ring
Price: $13.95
Overstock: $6.00
NW40 Centering Ring
(NW40-ARV-PK25)

Aluminum - Viton Ring
PACK OF 25!
Price: $348.75
Sale: $150.00
NW40 Centering Ring <br> (NW40-150-SR-B)
NW40 Centering Ring <br> (NW40-SRB-PK25)
NW40 Centering Ring
(NW40-150-SR-B)

Stainless - Buna Ring
Price: $14.75
Sale: $7.00
NW40 Centering Ring
(NW40-SRB-PK25)

Stainless - Buna Ring
PACK OF 25!
Price: $368.75
Sale: $154.00
NW40 Centering Ring <br> (NW40-150-AR-B)
NW40 Centering Ring <br> (NW40-ARB-PK25)
NW40 Centering Ring
(NW40-150-AR-B)

Aluminum - Buna Ring
Price: $10.05
Sale: $5.50
NW40 Centering Ring
(NW40-ARB-PK25)

Aluminum - Buna Ring
PACK OF 25!
Price: $251.25
Sale: $119.00
NW40 Centering Ring <br> (NW40-150-SR-S)
NW40 Centering Ring <br> (NW40-150-AR-S)
NW40 Centering Ring
(NW40-150-SR-S)

Stainless - Silicone Ring
Price: $13.00
Sale: $8.00
NW40 Centering Ring
(NW40-150-AR-S)

Aluminum - Silicone Ring
Price: $10.50
Sale: $8.00
NW40 Centering Ring Without O-Ring <BR> (NW40-150-SR)
NW40 Centering Ring Without O-Ring <BR> (NW40-150-AR)
NW40 Centering Ring Without O-Ring
(NW40-150-SR)

Stainless
$5.00
NW40 Centering Ring Without O-Ring
(NW40-150-AR)

Aluminum
$4.00
NW40 HV to UHV Metal Seal Centering Ring <br> NW40-150-AR-UHV
NW40 HV to UHV Metal Seal Centering Rings <br> NW40-AR-UHV-PK5
NW40 HV to UHV Metal Seal Centering Ring
NW40-150-AR-UHV

$70.00
NW40 HV to UHV Metal Seal Centering Rings
NW40-AR-UHV-PK5

$349.00
NW40 Centering Ring Sintered Metal Filter <br> (NW40-SMF)
NW40 Mesh Screen Ring Viton O-Ring <BR> NW40-150-SRV-SM
NW40 Centering Ring Sintered Metal Filter
(NW40-SMF)

Price: $114.76
Sale: $78.00
NW40 Mesh Screen Ring Viton O-Ring
NW40-150-SRV-SM

Price: $59.27
Sale: $31.00
NW40 Mesh Screen Ring Buna O-Ring <br> (NW40-150-SRB-SM)
NW40 Mesh Screen Ring Silicone O-Ring <BR> (NW40-150-SRS-SM)
NW40 Mesh Screen Ring Buna O-Ring
(NW40-150-SRB-SM)

Price: $59.27
50 YEAR SALE: $15.50
NW40 Mesh Screen Ring Silicone O-Ring
(NW40-150-SRS-SM)

Price: $59.27
Sale: $33.00
NW40 Overpressure & Centering Ring Assembly <br> (NW40-150-SRV-OPR)
NW40 Overpressure Ring <br> (NW40-150-OPR)
NW40 Overpressure & Centering Ring Assembly
(NW40-150-SRV-OPR)

Price: $31.71
Sale: $14.00
NW40 Overpressure Ring
(NW40-150-OPR)

Assembly Required
Price: $9.50
Sale: $6.00
Stainless Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-ASR-V)
Aluminum Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-AAR-V)
Stainless Adaptive Centering Ring
NW32 to NW40
(NW32-40-ASR-V)

Viton® O-Ring
Price: $20.00
Sale: $11.00
Aluminum Adaptive Centering Ring
NW32 to NW40
(NW32-40-AAR-V)

Viton® O-Ring
Price: $18.00
Sale: $11.00
Stainless Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-ASR-B)
Aluminum Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-AAR-B)
Stainless Adaptive Centering Ring
NW32 to NW40
(NW32-40-ASR-B)

Buna-N O-Ring
Price: $21.00
Sale: $12.00
Aluminum Adaptive Centering Ring
NW32 to NW40
(NW32-40-AAR-B)

Buna-N O-Ring
$12.00
Stainless Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-ASR-S)
Aluminum Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-AAR-S)
Stainless Adaptive Centering Ring
NW32 to NW40
(NW32-40-ASR-S)

Silicone O-Ring
Price: $21.00
Sale: $12.00
Aluminum Adaptive Centering Ring
NW32 to NW40
(NW32-40-AAR-S)

Silicone O-Ring
$12.00
Stainless Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-ASR)
Aluminum Adaptive Centering Ring <br> NW32 to NW40 <br> (NW32-40-AAR)
Stainless Adaptive Centering Ring
NW32 to NW40
(NW32-40-ASR)

NO O-Ring
$11.00
Aluminum Adaptive Centering Ring
NW32 to NW40
(NW32-40-AAR)

NO O-Ring
$11.00
NW40 Viton O-Ring <br> (NW40-150-OV)
NW40 Viton O-Rings <br> (NW40-150-OV10)
NW40 Viton O-Ring
(NW40-150-OV)

Price: $8.80
Sale: $3.00
NW40 Viton O-Rings
(NW40-150-OV10)

10 Pack
Price: $88.00
Sale: $24.00
NW40 Buna-N O-Ring <br> (NW40-150-OB)
NW40 Buna-N O-Rings <br> (NW40-150-OB10)
NW40 Buna-N O-Ring
(NW40-150-OB)

Price: $4.05
Sale: $1.00
NW40 Buna-N O-Rings
(NW40-150-OB10)

10 Pack
Price: $40.50
Sale: $9.00
NW40 Silicone O-Ring <br> (NW40-150-OS)
NW40 Silicone O-Rings <br> (NW40-150-OS10)
NW40 Silicone O-Ring
(NW40-150-OS)

Price: $16.10
Sale: $2.00
NW40 Silicone O-Rings
(NW40-150-OS10)

10 Pack
Price: $161.00
Sale: $16.00
Click to enlarge
NW40 Plastic Caps <br> (NW40-PC)
NW40 HNBR O-Ring

NW40 Plastic Caps
(NW40-PC)

Price: $3.00
Sale: $0.55

Contact LDS Vacuum with any questions:
Phone (407)862-4643 via Fax (407)862-8723 or
info@ldsvacuum.com

LDS Vacuum Products is a 100% woman owned company and
certified Woman Owned Small Business (WOSB)
The logos and/or trademarks appearing on this page are not owned by or registered to LDS but, rather, designate products sold by LDS, and are owned and/or registered to the manufacturers or suppliers of the products.
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