The Gasket, cataloged under National Stock Number 5330-00-355-9157, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cotta Transmission Co Llc. Government technical data includes 12 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 | 5330-00-355-9157 |
| Primary Part Number | PT4456B |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cotta Transmission Co Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.016 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 3.750 INCHES NOMINAL IN |
| Aperture Length | 9.375 INCHES NOMINAL IN |
| Bolt Hole Quantity | 10 |
| Center to Center Distance Between Bolt Holes Along Length | 4.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 2.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.437 INCHES NOMINAL IN |
| Material | PAPER OVERALL |
| Hole Diameter | 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 1.500 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 |
| Part Number | Manufacturer |
|---|---|
| PT4456B PRIMARY | Cotta Transmission Co Llc (USA) |
NSN 5330-00-355-9157 is a Gasket, manufactured by Cotta Transmission Co Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-355-9157 has 1 manufacturer part number on file: PT4456B (Cotta Transmission Co Llc).
Key specifications for PT4456B: Cross-Sectional Thickness: 0.016 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Overall Length: 11.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 12 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.