The Gasket, cataloged under National Stock Number 5330-01-027-2870, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Kalmar AC Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-027-2870 |
| Primary Part Number | 74909184 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| Inside Corner Radius | 0.380 INCHES NOMINAL IN |
| Hardness Rating | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 7.990 INCHES NOMINAL IN |
| Aperture Length | 13.490 INCHES NOMINAL IN |
| Bolt Hole Quantity | 12 |
| Center to Center Distance Between Bolt Holes Along Length | 4.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.370 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Hole Diameter | 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.370 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 |
|---|---|
| 74909184 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 4909184 | 5/9 Secondary reference Kalmar AC Inc |
NSN 5330-01-027-2870 is a Gasket, manufactured by Kalmar AC Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-027-2870 has 1 manufacturer part number on file: 74909184 (Kalmar AC Inc).
Key specifications for 74909184: Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Inside Corner Radius: 0.380 INCHES NOMINAL IN; Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL; Overall Length: 14.990 INCHES NOMINAL IN. 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.