# DIBBS #SPE7M4-27-T-1587

DLA solicitation for 3,156 MS28774-334 packing retainers

**Posted:** October 23, 2026
**Respond By:** November 02, 2026
**Identifier:** SPE7M4-27-T-1587
**NAICS:** 339991, 423840

DLA Weapons Support is seeking 3,156 Mil-Spec packing retainers for a fluid-handling application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; buyer contact named in the attachment: Blake Tushar.
- **Product:** 3,156 each of a plastic/TFE retainer, packing, NSN 5330-00-582-2108, part number MS28774-334.
- **Specifications:** Defined by MS28774M and reference standard SAE AS8791D.
- **Notable requirements:** The item is identified as a critical application item and requires source inspection and material-compliance certification. Delivery is FOB origin and required within 164 days.
- **OEMs and vendors:** No OEM, manufacturer, or supplier is identified in the notice or attachment.

### Description

RETAINER, PACKING (QTY: 3156, NSN: 5330-00-582-2108 Mil-Spec, Purchase Request: 7018833395)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T1587)