The Packing Assembly, cataloged under National Stock Number 5330-01-496-2157, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-496-2157 |
| Primary Part Number | 122452007310050 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Intermediate Ring Quantity | 1 |
| Outside Diameter | 12.001 INCHES MINIMUM AND 12.005 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM D1418 ASSN STD SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR BOTTOM RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR TOP RING |
| Cross-Sectional Shape Style | SPECIAL INTERMEDIATE RING |
| Inside Diameter | 11.521 INCHES MINIMUM AND 11.524 INCHES MAXIMUM IN |
| Height | 0.480 INCHES MINIMUM AND 0.481 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE TOP RING |
| Material | RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM INTERMEDIATE 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 |
|---|---|
| 122452007310050 PRIMARY | Greene Tweed & Co Inc (USA) |
| 896-7409395-17 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| B553-2000-17 | 5/2 Secondary reference U.S. Government activity |
| 122452007310050 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-496-2157 is a Packing Assembly, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-496-2157 has 2 manufacturer part numbers on file: 122452007310050 (Greene Tweed & Co Inc), 896-7409395-17 (Naval Sea Systems Command).
Key specifications for 122452007310050: Intermediate Ring Quantity: 1; Outside Diameter: 12.001 INCHES MINIMUM AND 12.005 INCHES MAXIMUM IN; Material Document and Classification: ASTM D1418 ASSN STD SINGLE MATERIAL RESPONSE INTERMEDIATE RING; Cross-Sectional Shape Style: SQUARE/RECTANGULAR BOTTOM 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.