# DIBBS #SPE4A6-27-T-2296

DLA procurement of 552 source-controlled self-locking plate nuts

**Posted:** October 13, 2026
**Respond By:** October 20, 2026
**Identifier:** SPE4A6-27-T-2296
**NAICS:** 332722

DLA Weapons Support is seeking 552 source-controlled self-locking plate nuts for a critical application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; buyer contact: Angela Caraballo.
- **Solicitation:** SPE4A6-27-T-2296; item NSN 5310-01-185-9150.
- **Product requested:** 552 self-locking plate nuts, piece number -02-4. Cited part numbers are McDonnell Douglas Helicopter Co Inc P/N HS4482-02-4 and SPS Technologies, LLC P/N M13601-02-4.
- **OEMs and cited sources:** McDonnell Douglas Helicopter Co Inc (CAGE 02731) and SPS Technologies, LLC (CAGE 80539). Both are identified in the source-control information.
- **Notable requirements:** The part is designated a critical application item and must meet the latest revision of the OEM/source-control drawing. Offers from sources not already approved must include a source-approval request and supporting technical data or prior-approval certification. A complete data package covering the approved and alternate part is required for evaluation.
- **Delivery and acceptance:** Delivery is required 146 days after order. FOB Origin; destination inspection and acceptance.

### Description

NUT, SELF-LOCKING, PLATE (QTY: 552, NSN: 5310-01-185-9150, Purchase Request: 7018682167)
  Approved Sources:
  - CAGE: 80539, Part No: M13601-02-4
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T2296)