# DIBBS #SPE7MC-27-T-0855

DLA solicitation for four drawing-specific valve seats

**Posted:** October 20, 2026
**Respond By:** October 30, 2026
**Identifier:** SPE7MC-27-T-0855
**NAICS:** 332919

DLA is seeking four drawing-specific valve seats for a critical application.
- Buyer: Defense Logistics Agency (DLA), DLA Weapons Support, Maritime Hardware/Electrical; buyer contact: Paula Mcclary.
- Product: **SEAT, VALVE (SEAT, RING)**, quantity 4 EA; NSN 4820-01-146-4137 (also shown as 4820011464137); drawing part-piece number 803-2177917-12-45.
- Technical requirements: Item is designated a critical application item and must conform to Basic Drawing NR 80064 2177917, Revision P. Class 3 threads apply; casting and tooling considerations are noted.
- Other notable requirement: Export-control access restrictions apply to the technical information.
- Delivery: Required within 129 days after order, with delivery to DLA Distribution Puget Sound.
- No OEM or commercial vendor is identified in the provided materials.

### Description

SEAT, VALVE (QTY: 4, NSN: 4820-01-146-4137, Purchase Request: 7018271508)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7MC27T0855)