The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-00-899-5220, 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 13 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 | 5330-00-899-5220 |
| Primary Part Number | 10903183 |
| Item Name | Seal,nonmetallic Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Attachment Hole Diameter | 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN |
| Attachment Feature Quantity | 11 |
| Style Designator | STRIP |
| Material Document and Classification | ASTM D2000 2BG515A1B1F1 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | CIRCULAR WITH CENTER APERTURE |
| Cross Section Inside Diameter | 1.000 INCHES NOMINAL IN |
| Attachment Feature Center to Center Distance Along Length | 3.375 INCHES NOMINAL IN |
| End Cut Angle | 22.0 DEGREES |
| Cross Section Outside Diameter | 1.250 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYESTER URETHANE CLASS AU OR RUBBER POLYETHER URETHANE CLASS EU OVERALL |
| Fabrication Method | CELLULAR, EXPLODED |
| Construction | SOLID |
| Attachment Method | ROUND HOLE |
| 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 |
|---|---|
| 10903183 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5330-00-899-5220 is a Seal,nonmetallic Round Section, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-899-5220 has 1 manufacturer part number on file: 10903183 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10903183: Attachment Hole Diameter: 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN; Attachment Feature Quantity: 11; Style Designator: STRIP; Material Document and Classification: ASTM D2000 2BG515A1B1F1 ASSN STD ALL MATERIAL RESPONSES OVERALL. 13 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.