The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-00-693-3456, 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 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-693-3456 |
| Primary Part Number | 8674900 |
| 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 |
| Inside Corner Radius | 0.375 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | ASTM D2000 4AA415 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | CIRCULAR |
| Aperture Width | 2.675 INCHES NOMINAL IN |
| Aperture Length | 4.312 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 0.125 INCHES NOMINAL IN |
| Outside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material | RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL |
| Fabrication Method | SOLID |
| Construction | SOLID |
| 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 |
|---|---|
| 8674900 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 1581372 | 5/9 Secondary reference General Motors Llc Dba General Motors |
| 1581372 | 5/9 Secondary reference General Motors Corp |
| 1581372 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 5330-00-693-3456 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 5330-00-693-3456 has 1 manufacturer part number on file: 8674900 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8674900: Inside Corner Radius: 0.375 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Material Document and Classification: ASTM D2000 4AA415 ASSN STD ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: CIRCULAR. 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.