The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-371-6563, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Spira Manufacturing Corporation Dba Spira Manufacturing Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-371-6563 |
| Primary Part Number | ESSCG-B-09-O |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Spira Manufacturing Corporation Dba Spira Manufacturing Corp |
| Status | ACTIVE |
| Environmental Protection Material Location | THROUGHOUT RF SHIELDING GASKET |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Cross-Sectional Height | 0.037 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | EMI |
| Aperture Diameter | 1.058 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 4 |
| Hole Diameter | 1.725 INCHES MINIMUM AND 1.735 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JZ |
| Part Number | Manufacturer |
|---|---|
| ESSCG-B-09-O | Spira Manufacturing Corporation Dba Spira Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 40501 | 3/9 Design control — primary reference Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit |
NSN 5999-01-371-6563 is a Shielding Gasket,electronic, manufactured by Spira Manufacturing Corporation Dba Spira Manufacturing Corp, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-371-6563 has 1 manufacturer part number on file: ESSCG-B-09-O (Spira Manufacturing Corporation Dba Spira Manufacturing Corp).
Key specifications for ESSCG-B-09-O: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Surface Treatment Document and Classification: UNABLE TO DECODE; Cross-Sectional Height: 0.037 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN; Style Designator: NON-CIRCULAR. 8 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.