Check the listing for details. Transfer Case NP207 NP208 NP231 NP241 NP243&NP246 Seal Oil Pump SealS-ZTSEA22306. Condition: New. Listed at 5.60 USD. Transfer Case NP207, NP208, NP231, NP241, NP243 & NP246 Seal Oil Pump SealS SKU: ZTSEA22306 Brand: USA Standard Gear Condition: NEW MPN: ZTSEA22306 Manufacturer: USA Standard Gear Manufacturer Warranty: 2 USA standard T/Case Seal Oil Pump SealS. NP207 , NP208 , NP231 , NP241 , NP243 & NP246 T-CASE SEAL OIL PUMP SEALS .. USA Standard Gear produces top quality transfer case small parts for repair and maintenance, including full top-to-bottom overhauls and rebuilds. USA Standard has one of the largest inventories of OEM and aftermarket transfer case component parts in the industry. Our large inventory and experienced tech support are two of the reasons we have been an industry leading supplier for decades. When you chose our transfer case small parts, you know you're going to get the right part in stock backed by in-house quality assurance testing and expert knowledge.