The Packing,preformed, cataloged under National Stock Number 5330-01-423-5541, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-423-5541 |
| Primary Part Number | 12395384 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Cross-Sectional Height | 0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN |
| Inner Groove Depth | 0.112 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL OVERALL |
| Material Document and Classification | MIL-R-25988 TYPE 2, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | DELTA |
| Peripheral Diameter | 2.070 INCHES MINIMUM AND 2.080 INCHES MAXIMUM IN |
| Inner Groove Width | 0.350 INCHES NOMINAL IN |
| Center Hole Diameter | 1.625 INCHES NOMINAL IN |
| Material | RUBBER FLUOROSILICONE CLASS FQ 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 |
|---|---|
| 12395384 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5330-01-423-5541 is a Packing,preformed, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-423-5541 has 1 manufacturer part number on file: 12395384 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12395384: Cross-Sectional Height: 0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN; Inner Groove Depth: 0.112 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL; Material Document and Classification: MIL-R-25988 TYPE 2, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.