# DIBBS #SPE4AX-27-T-0007

DLA request for four RTX aircraft engine heat shields

**Posted:** November 02, 2026
**Respond By:** November 09, 2026
**Identifier:** SPE4AX-27-T-0007
**NAICS:** 336412

DLA Weapons Support is soliciting four aircraft gas turbine engine heat shields for an aviation supply requirement.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, SMSG Aviation Supply Chain Corporate; contact: Jennifer Snyder.
- **OEM / approved source:** **RTX Corporation**, part number 481080 (CAGE 52661 and 77445).
- **Product:** Four SHIELD, HEAT, NO. 4 BEARING BREATHER TUBE units; NSN 2840-00-690-2099. Identified as a critical application item.
- **Technical requirements:** TDP Revision A, Gen 1; QAP 77445 MQR-PSD-1, Revision 2.
- **Delivery and acceptance:** Required within 256 days after order; FOB origin, with origin inspection and acceptance.
- No services or additional vendors are identified.

### Description

SHIELD, HEAT, AIRCRAFT G (QTY: 4, NSN: 2840-00-690-2099, Purchase Request: 7018952884)
  Approved Sources:
  - CAGE: 52661, Part No: 481080, Company: RTX CORPORATION
  - CAGE: 77445, Part No: 481080, Company: RTX CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4AX27T0007)