The Packing,preformed, cataloged under National Stock Number 5330-01-605-7335, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hallite Seals Co. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5330-01-605-7335 |
| Primary Part Number | 8881910 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hallite Seals Co |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Material Document and Classification | HYTHANE 181 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Rim Surface Width | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SPECIAL |
| Peripheral Diameter | 3.500 INCHES NOMINAL IN |
| Center Hole Diameter | 3.000 INCHES NOMINAL IN |
| Material | PLASTIC POLYURETHANE OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-01-605-7335 is a Packing,preformed, manufactured by Hallite Seals Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-605-7335 has 3 manufacturer part numbers on file: 8881910 (Hallite Seals Co), 25334 (Allied Systems Company Dba Allied Systems Co), 8881910 (Hallite Seals International Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-686-8947. Verify interchangeability with system specifications before substitution.
Key specifications for 8881910: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Material Document and Classification: HYTHANE 181 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Rim Surface Width: 0.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPECIAL. 7 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.