# Metro St. Louis Supplier Portal #704140

Metro St. Louis solicitation for exact-match crankcase vent filter 0543240

**Posted:** November 10, 2026
**Respond By:** November 13, 2026
**Identifier:** 704140
**NAICS:** 423120, 423140

Metro St. Louis is seeking an exact-match crankcase vent filter for the specified application.
- **Buyer:** Metro St. Louis, through its supplier portal; contact: Margaret Lauth; St. Louis City, Missouri.
- **Requested product:** Crankcase vent filter, part number **0543240**, described for “35 to 7300/7551-77 L/Flr.” Quantity is not stated.
- **Key requirement:** The filter must match the OEM number exactly; substitutions are not permitted, and the item must meet the stated specifications.
- **OEMs and vendors:** No manufacturer or vendor is named.

### Description

The solicitation is for item 0543240, described as “Filter Crankcase Vent 35 to 7300/7551-77 L/Flr.” The title states that the item must match the OEM number, with no substitutions, and must meet the specified information. Responses are due November 13, 2026, at 08:00:00.

[View original listing](https://supplier.metrostlouis.org/OA_HTML/OA.jsp?page=/metro/oracle/apps/pon/inquiry/webui/InquiryPG&BidderA=2&OAHP=POS_GUEST_REG_HP&OASF=PON_SEARCH&OAPB=PON_SOURCING_BRAND&ouid=7AABA0B224248626)