The Gasket, cataloged under National Stock Number 5330-00-076-9987, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-076-9987 |
| Primary Part Number | 123AV12087-3 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.032 INCHES NOMINAL IN |
| Inside Corner Radius | 0.188 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-C-6183,TY 1,CL 1,GR C MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 3.000 INCHES NOMINAL IN |
| Aperture Length | 4.000 INCHES NOMINAL IN |
| Bolt Hole Quantity | 14 |
| Center to Center Distance Between Bolt Holes Along Length | 1.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.719 INCHES NOMINAL IN |
| Outside Corner Radius | 0.312 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC AND CORK OVERALL |
| Hole Diameter | 0.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.719 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 |
|---|---|
| 123AV12087-3 | R-Way Gasket & Supply Co Inc (USA) |
| 123AV12087-3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123AV12087-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5330-00-076-9987 is a Gasket, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-076-9987 has 2 manufacturer part numbers on file: 123AV12087-3 (R-Way Gasket & Supply Co Inc), 123AV12087-3 (Northrop Grumman Systems Corporation).
Key specifications for 123AV12087-3: Cross-Sectional Thickness: 0.032 INCHES NOMINAL IN; Inside Corner Radius: 0.188 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR. 16 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.