The Packing Assembly, cataloged under National Stock Number 5330-00-104-2665, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Brighton Cromwell Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-104-2665 |
| Primary Part Number | H2-A4786 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Brighton Cromwell Llc |
| Status | ACTIVE |
| Intermediate Ring Quantity | 5 |
| Outside Diameter | 6.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ANGLE TOP RING |
| Cross-Sectional Shape Style | V BOTTOM RING |
| Cross-Sectional Shape Style | V INTERMEDIATE RING |
| Inside Diameter | 5.500 INCHES NOMINAL IN |
| Height | 0.938 INCHES NOMINAL IN |
| 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 |
|---|---|
| H2-A4786 | Brighton Cromwell Llc (USA) |
| Reference | Meaning |
|---|---|
| A4786 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| A4786 | 5/9 Secondary reference U.S. Government activity |
| H2-A4786 | 3/9 Design control — primary reference Ar Bee Corp |
| PMP1-17 | 5/9 Secondary reference Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
| 4-S100-431 | 5/9 Secondary reference Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
NSN 5330-00-104-2665 is a Packing Assembly, manufactured by Brighton Cromwell Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-104-2665 has 1 manufacturer part number on file: H2-A4786 (Brighton Cromwell Llc).
3 possible matches (shared part number, not a government interchangeability claim): 4720-00-248-3643, 5330-00-937-3187, 5915-01-012-3895. Verify interchangeability with system specifications before substitution.
Key specifications for H2-A4786: Intermediate Ring Quantity: 5; Outside Diameter: 6.000 INCHES NOMINAL IN; Cross-Sectional Shape Style: ANGLE TOP RING; Cross-Sectional Shape Style: V BOTTOM RING. 7 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.