# DIBBS #SPE7M4-27-T-1607

DLA procurement of 455 SECO conical flared tube seals for B-52 aircraft

**Posted:** October 23, 2026
**Respond By:** November 02, 2026
**Identifier:** SPE7M4-27-T-1607
**NAICS:** 339991

The Defense Logistics Agency is purchasing copper conical flared tube seals for B-52 aircraft applications.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, Fluid Handling Division.
- **OEM and approved source:** **SECO Seals, Inc.** (CAGE 33447), manufacturer part number **SECO7C8**.
- **Requested item:** 91 packages of conical flared tube fitting seals, NSN **4730-01-073-6066**; each package contains 5 seals, for **455 seals total**.
  - Copper construction for a 0.500-inch-under outside-diameter tube size.
  - Intended end item: B-52 aircraft.
- **Delivery and acceptance:** Required 101 days after order; FOB Origin to DLA Distribution Depot Oklahoma, with destination inspection and acceptance.
- **Eligibility:** The solicitation is set aside for small businesses.

### Description

SEAL, CONICAL, FLARED TU (QTY: 91, NSN: 4730-01-073-6066, Purchase Request: 7018835466)
  Approved Sources:
  - CAGE: 33447, Part No: SECO7C8, Company: SECO SEALS, INC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T1607)