The Tail Cap Gasket, cataloged under National Stock Number 5999-01-658-6650, 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 L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Tail Cap Gasket |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions (CAGE 0B107) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-658-6650 |
| Primary Part Number | WL1-432 |
| Item Name | Tail Cap Gasket |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions |
| Status | ACTIVE |
| 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 | J |
| Part Number | Manufacturer |
|---|---|
| WL1-432 PRIMARY | L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions (USA) |
| Reference | Meaning |
|---|---|
| DGWL-2020-A1 | D/9 Drawing number reference only L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions |
NSN 5999-01-658-6650 is a Tail Cap Gasket, manufactured by L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-658-6650 has 1 manufacturer part number on file: WL1-432 (L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions).
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.