The Packing Assembly, cataloged under National Stock Number 5330-00-783-6826, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-783-6826 |
| Primary Part Number | D26986BPC15-1-2IN |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| Status | ACTIVE |
| Intermediate Ring Quantity | 3 |
| Outside Diameter | 0.740 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Material Document and Classification | AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE TOP RING |
| Cross-Sectional Shape Style | SPECIAL INTERMEDIATE RING |
| Inside Diameter | 0.437 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN |
| Height | 0.781 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE TOP RING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| D26986BPC15-1-2IN PRIMARY | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| Reference | Meaning |
|---|---|
| D64269-B PIECE | C/1 Advisory reference — outside the item-of-supply concept William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| 65150PC14SZ1-4 | C/1 Advisory reference — outside the item-of-supply concept William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| 26189PC05463 | C/1 Advisory reference — outside the item-of-supply concept William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
NSN 5330-00-783-6826 is a Packing Assembly, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-783-6826 has 1 manufacturer part number on file: D26986BPC15-1-2IN (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).
Key specifications for D26986BPC15-1-2IN: Intermediate Ring Quantity: 3; Outside Diameter: 0.740 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN; Material Document and Classification: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE INTERMEDIATE RING. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.