The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-800-7988, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Avionics Specialties, Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-800-7988 |
| Primary Part Number | SB1211-4Y |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Avionics Specialties, Inc. |
| Status | ACTIVE |
| Design Type | THREADED |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Drive Type | SCREW SLOT |
| Features Provided | SHOULDER |
| Thread Class | 3A A |
| Material | PLASTIC |
| Thread Size and Series/type Designator | 3/8-24 UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| SB1211-4Y PRIMARY | Avionics Specialties, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1604-70Y | 5/9 Secondary reference General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp |
| 69969-70 | 5/9 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
| 1604-70Y | 5/9 Secondary reference U.S. Government activity |
| MP-70 YELLOW | 5/9 Secondary reference Robroy Industries Inc Robroy Plastics Div |
| 5340PL1879056 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5340-00-800-7988 is a Plug,protective,dust and Moistur, manufactured by Avionics Specialties, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-800-7988 has 1 manufacturer part number on file: SB1211-4Y (Avionics Specialties, Inc.).
Key specifications for SB1211-4Y: Design Type: THREADED; Overall Diameter: 0.625 INCHES NOMINAL IN; Drive Type: SCREW SLOT; Features Provided: SHOULDER. 7 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.