The Packing Assembly, cataloged under National Stock Number 5330-01-145-3174, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-145-3174 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Intermediate Ring Quantity | 6 |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Material Document and Classification | MIL-P-16685 CL 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | MIL-P-16685 CL 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE TOP RING |
| Material Document and Classification | MIL-P-16685 CL 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR TOP RING |
| Cross-Sectional Shape Style | ANGLE BOTTOM RING |
| Cross-Sectional Shape Style | O-RING INTERMEDIATE RING |
| Nondefinitive Spec/std Data | 2 CLASS AND 2 TYPE AND B SIZE |
| Inside Diameter | 0.480 INCHES NOMINAL IN |
| Height | 1.063 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN |
| Material | ASBESTOS BOTTOM RING |
| Material | ASBESTOS INTERMEDIATE RING |
| Material | CORK AND GRAPHITE AND OIL LUBRICATING AND PLASTIC AND COTTON TOP RING |
| Joint Type | BUTT 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 |
| Reference | Meaning |
|---|---|
| M16685/CL-2/TY2 /SZB | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MIL-P-16685 | 4/1 Identification reference U.S. Government activity |
| M16685-CL2TYIIS ZB | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| M16685CL2TYPEII SIZEB | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| M16685 CL2 TYPE 22 SIZEB | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-145-3174 is a Packing Assembly, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-507-7223. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-145-3174: Intermediate Ring Quantity: 6; Outside Diameter: 0.875 INCHES NOMINAL IN; Material Document and Classification: MIL-P-16685 CL 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: MIL-P-16685 CL 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE TOP RING. 15 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.