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Inline & Spool Sight Glasses

Inline + Spool

Stainless Steel Sight Glasses & Gaskets

Inline Sight Glasses

Tri Clamp inline sight glasses allow you to view product along tank connections, drains, or hoses. This type of sight glass is useful for tracking color or consistency when transferring product. Each stainless steel sight glass comes apart for easy cleaning.

Disclaimer: Sight glass gaskets and replacement glass are designed to fit Glacier Tanks sanitary sight glasses only. We cannot guarantee they will any other manufacturer, and once purchase, gaskets are non-returnable per FDA regulation.
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Items 1-25 of 40

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SKU Item Price
SGS-100-FKM In Stock: 33 Inline Sight Glass Gasket | 1 in. (Pair) - FKM
$15.56
$15.56
SGS-100-SIL In Stock: 0 Inline Sight Glass Gasket | 1 in. (Pair) - Silicone
$5.70
Back Order
$5.70
Back Order
SGS-150-FKM In Stock: 9 Inline Sight Glass Gasket | 1.5 in. (Pair) - FKM
$13.13
$13.13
SGS-150-SIL In Stock: 44 Inline Sight Glass Gasket | 1.5 in. (Pair) - Silicone
$5.89
$5.89
SGS-TW-150-FKM In Stock: 38 Inline Sight Glass Gasket | 1.5 in. Thick-Walled (Pair) - FKM
$12.71
$12.71
SGS-TW-150-SIL In Stock: 3 Inline Sight Glass Gasket | 1.5 in. Thick-Walled (Pair) - Silicone
$7.44
$7.44
SGS-200-FKM In Stock: 131 Inline Sight Glass Gasket | 2 in. (Pair) - FKM
$14.12
$14.12
SGS-200-SIL In Stock: 15 Inline Sight Glass Gasket | 2 in. (Pair) - Silicone
$8.18
$8.18
SGS-TW-200-FKM In Stock: 176 Inline Sight Glass Gasket | 2 in. Thick-Walled (Pair) - FKM
$14.99
$14.99
SGS-TW-200-SIL In Stock: 29 Inline Sight Glass Gasket | 2 in. Thick-Walled (Pair) - Silicone
$8.67
$8.67
SGS-300-FKM In Stock: 16 Inline Sight Glass Gasket | 3 in. (Pair) - FKM
$16.49
$16.49
SGS-300-SIL In Stock: 0 Inline Sight Glass Gasket | 3 in. (Pair) - Silicone
$10.11
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$10.11
Back Order
SGS-TW-300-FKM In Stock: 20 Inline Sight Glass Gasket | 3 in. Thick-Walled (Pair) - FKM
$18.48
$18.48
SGS-TW-300-SIL In Stock: 34 Inline Sight Glass Gasket | 3 in. Thick-Walled (Pair) - Silicone
$11.56
$11.56
SGS-400-FKM In Stock: 30 Inline Sight Glass Gasket | 4 in. (Pair) - FKM
$21.19
$21.19
SGS-400-SIL In Stock: 14 Inline Sight Glass Gasket | 4 in. (Pair) - Silicone
$15.75
$15.75
SGS-TW-400-FKM In Stock: 59 Inline Sight Glass Gasket | 4 in. Thick-Walled (Pair) - FKM
$23.12
$23.12
SGS-TW-400-SIL In Stock: 22 Inline Sight Glass Gasket | 4 in. Thick-Walled (Pair) - Silicone
$16.16
$16.16
SP-G200-006-2-SGPV-200 In Stock: 2 Inline Union Sight Glass | Tri Clamp 2 in. x 6 in. - SS304 / FKM / PTFE w/ (2x) 2 in. Sight Glasses
$165.67
$165.67
SGP-HW-GLASS-100 In Stock: 44 Replacement Sight Glass | 1 in. x 5 mm
$9.31
$9.31
SGP-HW-GLASS-150 In Stock: 24 Replacement Sight Glass | 1.5 in. x 3-4 mm
$5.82
$5.82
SGP-HW-GLASS-200 In Stock: 57 Replacement Sight Glass | 2 in. x 3-4 mm
$7.34
$7.34
SGP-HW-GLASS-300 In Stock: 1 Replacement Sight Glass | 3 in. x 3-4 mm
$7.70
$7.70
SGP-HW-GLASS-400 In Stock: 11 Replacement Sight Glass | 4 in. x 3-4 mm
$9.45
$9.45
SGP-HW-GLASS-TW-150 In Stock: 0ETA by: 06/01/2024 Replacement Sight Glass | Thick-Walled 1.5 in. x 9-10 mm
$17.62
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$17.62
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Items 1-25 of 40

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Return Policy


Glacier Tanks will accept returns of website standard stocking items, but only if:

  1. The item is new, unused, and in resalable condition;
  2. You notify Glacier Tanks and request a return authorization within 30 days of your receipt of the item;
  3. You return the item to Glacier Tanks, postage/shipping prepaid within 5 days of Glacier Tanks' return authorization (RMA);

Once your items have been received by Glacier Tanks and verified to be unused, we will refund your purchase price, less shipping costs. Returns will incur a 15% restocking fee. Return shipping costs are your responsibility and shall not be paid by Glacier Tanks.

The following items are non-returnable:

  • Special or Discounted items - labeled by button color:
    • Discontinued
    • Damaged
    • Non-conforming
    • Refurbished
    • Special Order
    • Drop Ship
    • Build-to-Order
  • Custom order
  • All Gaskets & Seals

Please be sure you understand and agree to any drawings supplied to you prior to purchase of custom or special order items. Payment of deposits for custom or special order items indicates your approval and acceptance of such custom or special order items.

Proudly Serving Our Customers

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Michael C Michael C
Mar 21, 2022 on Google Customer Reviews
They have everything you would need, fast shipping, smart and nice customer service.
michael hatcher michael hatcher
Mar 21, 2021 on Google Customer Reviews
Product was high quality and exactly what I expected, received it in under a week.
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