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PACKING ASSEMBLY

DEPT OF DEFENSE.DEFENSE LOGISTICS AGENCY.DLA AVIATION.DLA AVIATION PHILADELPHIA.DLA AVIATION AT PHILADELPHIA, PA · Response deadline: Mon, 02 Nov 2026

What the government is buying

DLA Aviation at Philadelphia is soliciting offers for PACKING ASSEMBLY supplies. This falls under NAICS code 339991, which covers Gasket, Packing, and Sealing Device Manufacturing. These products are essential components used to prevent leakage of fluids or gases in mechanical systems—common applications include aircraft engines, fuel systems, hydraulic systems, and other aviation equipment where reliable sealing under extreme conditions is critical.

Defense logistics supply contracts of this type typically involve manufacturing and delivering specific part numbers to meet military technical standards. The classification code 5330 refers to packing and gasket materials in the federal supply classification system. See the solicitation for exact quantities, part numbers, and technical specifications.

Key facts

Who can bid

This is a full and open competition with no small business set-aside. Any responsible bidder—large or small business—can submit an offer if they can meet the technical requirements and delivery terms.

This structure means:

• Small businesses compete directly against larger, more established suppliers
• No preference factors automatically apply based on business size
• Past performance and price will likely carry significant weight

Given the NAICS 339991 classification, relevant bidders typically include manufacturers of rubber, plastic, fiber, or metal sealing products, as well as distributors who can source to military specifications. If you are a small business, consider whether you can compete on price, quality certification, and delivery reliability against larger gasket/packing manufacturers.

How to put together a competitive bid

Verify technical qualifications early. Military aviation packing assemblies must typically meet stringent specifications (potentially including MIL-spec requirements, material certifications, and traceability documentation). Obtain the complete technical data package from the solicitation to confirm you can manufacture or source compliant products.

Assess manufacturing capacity vs. delivery requirements. Sealing devices for defense aviation often require specialized materials rated for temperature extremes, chemical exposure, or pressure cycling. Calculate realistic lead times for raw materials with appropriate certifications—specialty elastomers and high-performance composites can have extended procurement cycles.

Understand quality system requirements. DLA aviation suppliers usually need robust quality management systems. Determine if this contract requires ISO 9001, AS9100 (aerospace standard), or specific DLA registration. First-time DLA suppliers should verify their SAM registration includes correct NAICS codes and that any required certifications are current.

Price strategically. In open competition against larger manufacturers, small bidders should analyze whether to compete on price alone or emphasize flexibility, smaller minimum order quantities, or faster turnaround for niche requirements. Review historical pricing for similar DLA 5330 items if available through FPDS or GSA tools.

Review packaging and labeling requirements. Defense supply contracts include specific military marking and shipment rules. Non-compliance causes rejection and payment delays.

Next steps

1. Read the full solicitation immediately on SAM.gov using solicitation number SPRPA127QXA11
2. Confirm the place of performance and any specific delivery destinations (DLA distribution centers, direct to military bases, etc.)
3. Note the firm deadline: November 2, 2026 at 4:30 PM Eastern—late submissions are inadmissible
4. Download all attachments including technical specifications, packaging requirements, and any applicable clauses before preparing your proposal

View the official notice on SAM.gov →