The Packing,preformed, cataloged under National Stock Number 5330-00-835-1964, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Bellofram Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-835-1964 |
| Primary Part Number | 15500-5 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Bellofram Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 0.250 INCHES NOMINAL IN |
| Rim Surface Width | 0.609 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ANGLE |
| Angle | 30.0 DEGREES NOMINAL |
| Peripheral Diameter | 0.438 INCHES NOMINAL IN |
| Center Hole Diameter | 0.281 INCHES NOMINAL IN |
| Material | ASBESTOS OVERALL |
| 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 |
|---|---|
| 15500-5 PRIMARY | Bellofram Corporation (USA) |
| Reference | Meaning |
|---|---|
| 15500-5 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
NSN 5330-00-835-1964 is a Packing,preformed, manufactured by Bellofram Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-835-1964 has 1 manufacturer part number on file: 15500-5 (Bellofram Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-299-3993, 4730-01-503-2926. Verify interchangeability with system specifications before substitution.
Key specifications for 15500-5: Cross-Sectional Height: 0.250 INCHES NOMINAL IN; Rim Surface Width: 0.609 INCHES NOMINAL IN; Cross-Sectional Shape Style: ANGLE; Angle: 30.0 DEGREES NOMINAL. 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.