The Gasket, cataloged under National Stock Number 5330-01-607-7136, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-607-7136 |
| Primary Part Number | JRD121B |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
| Status | ACTIVE |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | PARKER COMP E740-75 OR PRECISION RUBBER COMP 3957 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Aperture Diameter | 1.25 INCHES MINIMUM AND 1.28 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 1.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Color | BLACK |
| Center to Center Distance Between Bolt Holes Along Width | 1.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Corner Radius | 0.06 INCHES NOMINAL IN |
| Material | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL |
| Hole Diameter | 0.120 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.284 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 |
|---|---|
| JRD121B PRIMARY | Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| JRD121 | D/9 Drawing number reference only Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
NSN 5330-01-607-7136 is a Gasket, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-607-7136 has 1 manufacturer part number on file: JRD121B (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).
Key specifications for JRD121B: Style Designator: NON-CIRCULAR; Material Document and Classification: PARKER COMP E740-75 OR PRECISION RUBBER COMP 3957 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 1.44 INCHES NOMINAL IN; Overall Width: 1.44 INCHES NOMINAL IN. 11 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.