# DIBBS #SPE7M4-27-T-0228

DLA solicitation for 34 Kingsbury preformed packing backup rings

**Posted:** October 06, 2026
**Respond By:** October 16, 2026
**Identifier:** SPE7M4-27-T-0228
**NAICS:** 339991

The Defense Logistics Agency is seeking 34 preformed backup rings for its Weapons Support Fluid Handling Division.
- Buyer: Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; point of contact: Blake Tushar.
- Requested item: 34 preformed packing backup rings, NSN 5330-01-028-0646.
- **OEM/approved source: Kingsbury Inc.** (CAGE 75333); approved part numbers are 465745PC135 and 65-5691-135.
- Requirements: Items must contain no asbestos. Mercury or mercury-containing compounds must not be intentionally added to or come into direct contact with the supplied items. Packaging, marking, and UV-protective packaging requirements apply.
- Alternate offers require a complete data package covering both the approved part and the proposed alternate; the agency does not have sufficient data to evaluate alternates independently.
- Delivery is required 157 days after order.

### Description

PACKING, PREFORMED (QTY: 34, NSN: 5330-01-028-0646, Purchase Request: 7018495027)
  Approved Sources:
  - CAGE: 75333, Part No: 465745PC135, Company: KINGSBURY INC.
  - CAGE: 75333, Part No: 65-5691-135, Company: KINGSBURY INC.
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T0228)