# DIBBS #SPE4A5-27-T-0953

DLA request for 18 critical-safety bearing-retaining nuts and first-article testing

**Posted:** October 13, 2026
**Respond By:** October 20, 2026
**Identifier:** SPE4A5-27-T-0953
**NAICS:** 332721

DLA Weapons Support is seeking safety-critical bearing-retaining nuts and contractor first-article testing.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Supplier Oper OEM Division; buyer contact listed as Koonj Spicer.
- **OEMs / approved sources:** **Paramount Machine Company, Inc.** (CAGE 2T575) and **RTX Corporation** (CAGE 52661 and 77445). Each is associated with source part number **4010237**.
- **Products and testing:**
  - 18 plain round bearing-retaining nuts, NSN **5310-00-365-2920**, CLIN 0001.
  - Contractor first-article test, CLIN 0002, quantity 1 test line item; the specification calls for testing **3 units** of the nut.
- **Notable requirements:** The nut is designated an Air Force critical safety item. Origin inspection and acceptance are required, along with an SAE AS9100-compliant quality system or equivalent. The supply item has a 255-day delivery requirement; the first-article-test line specifies delivery in 60 days.

### Description

CONTRACTOR FIRST ARTIC (QTY: Qty - See Solicitation, NSN: 0001S00000053, Purchase Request: 7018129822)
NUT, PLAIN, ROUND (QTY: 18, NSN: 5310-00-365-2920, Purchase Request: 7018129822)
  Approved Sources:
  - CAGE: 2T575, Part No: 4010237, Company: PARAMOUNT MACHINE COMPANY, INC.
  - CAGE: 52661, Part No: 4010237, Company: RTX CORPORATION
  - CAGE: 77445, Part No: 4010237, Company: RTX CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A527T0953)