The Packing Assembly, cataloged under National Stock Number 5330-00-007-0239, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-007-0239 |
| Primary Part Number | 034221 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Intermediate Ring Quantity | 31 |
| Outside Diameter | 0.688 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | CIRCULAR W/ APERTURE INTERMEDIATE RING |
| Cross-Sectional Shape Style | CIRCULAR W/ APERTURE TOP RING |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Height | 0.750 INCHES NOMINAL 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 |
|---|---|
| 034221 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 034221 | 5/9 Secondary reference Halogen Insulator and Seal Corp Inorganic Plastics Inc |
| 034221 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-00-007-0239 is a Packing Assembly, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-007-0239 has 1 manufacturer part number on file: 034221 (L3 Technologies, Inc. Div L3 Keo).
2 possible matches (shared part number, not a government interchangeability claim): 5910-01-058-9572, 4140-01-178-5727. Verify interchangeability with system specifications before substitution.
Key specifications for 034221: Intermediate Ring Quantity: 31; Outside Diameter: 0.688 INCHES NOMINAL IN; Cross-Sectional Shape Style: CIRCULAR W/ APERTURE INTERMEDIATE RING; Cross-Sectional Shape Style: CIRCULAR W/ APERTURE TOP RING. 9 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.