# DIBBS #SPE4A6-26-T-34EN

Procurement of Self-Locking Double Nut (NSN 5310-01-043-0046, NAS1758L6) for DLA Aviation

**Posted:** September 21, 2026
**Respond By:** September 28, 2026
**Identifier:** SPE4A6-26-T-34EN
**NAICS:** 332722

DLA Aviation is seeking to procure self-locking double nuts with extended washers for critical applications.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Commodities Division
  - Buyer: Nyjel Knowlin (Buyer Code DNK0023)
- Products Requested:
  - 1,775 units of NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE
    - National Stock Number (NSN): 5310-01-043-0046
    - Part Number: NAS1758L6
    - Critical application item
    - Packaged per MIL-STD-2073-1E and marked per MIL-STD-129
- OEMs and Vendors:
  - No specific OEMs or vendors are named; NAS1758L6 is a standard part number used by multiple aerospace fastener manufacturers
- Notable Requirements:
  - Strict compliance with domestic sourcing laws
  - Hazardous material labeling and packaging standards
  - Delivery to DLA Distribution Depot Oklahoma
  - Technical documentation available
- Small business set-aside
- Delivery required within 169 days from award

### Description

NUT, SELF-LOCKING, EXTEN (QTY: 1775, NSN: 5310-01-043-0046, Purchase Request: 7018414407)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T34EN)