The Gasket, cataloged under National Stock Number 5330-00-997-9752, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 14 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 | 5330-00-997-9752 |
| Primary Part Number | 4L6145 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Inside Corner Inverted Radius | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | 1E674 FSCM 11083 MFR REF ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 3.000 INCHES NOMINAL IN |
| Aperture Length | 7.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Center to Center Distance Between Bolt Holes Along Length | 3.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 3.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.500 INCHES NOMINAL IN |
| Outside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material | ASBESTOS AND CORK OVERALL |
| Hole Diameter | 0.531 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-00-997-9752 is a Gasket, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-997-9752 has 2 manufacturer part numbers on file: 4L6145 (Caterpillar Inc Div Caterpillar Defense), 4126145 (Striegel Supply, Inc. Dba Striegel Supply Inc).
Key specifications for 4L6145: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Inside Corner Inverted Radius: 0.500 INCHES NOMINAL IN; Material Document and Classification: 1E674 FSCM 11083 MFR REF ALL MATERIAL RESPONSES OVERALL; Overall Length: 8.500 INCHES NOMINAL IN. 14 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.