The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-01-656-8478, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Trim-Lok Inc Dba Trim-Lok Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-656-8478 |
| Primary Part Number | X1750HT |
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trim-Lok Inc Dba Trim-Lok Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.760 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | D SHAPE |
| Material | RUBBER SYNTHETIC OVERALL |
| Material | ADHESIVE EXTERNAL |
| Construction | ONE-PIECE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-01-656-8478 is a Seal,nonmetallic Special Shaped, manufactured by Trim-Lok Inc Dba Trim-Lok Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-656-8478 has 2 manufacturer part numbers on file: 843.26 (Ovesco Pty Ltd P D Bulbeck Pty Ltd), X1750HT (Trim-Lok Inc Dba Trim-Lok Inc).
Key specifications for X1750HT: Cross-Sectional Height: 0.760 INCHES NOMINAL IN; Overall Length: 0.825 INCHES NOMINAL IN; Cross-Sectional Shape Style: D SHAPE; Part Name Assigned by Controlling Agency: D PROFILE RUBBER SEAL-SELF ADHESIVE. 5 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.