The Holder,contact, cataloged under National Stock Number 5999-00-503-9388, 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 Wildfire Pacific Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: AY.
| Parameter | Value |
|---|---|
| NSN | 5999-00-503-9388 |
| Primary Part Number | Y103 |
| Item Name | Holder,contact |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Wildfire Pacific Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 1 SLOT FIRST MOUNTING FACILITY |
| Mounting Slot Length | 0.375 INCHES NOMINAL FIRST MOUNTING FACILITY0.375 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Unthreaded Mounting Hole Diameter | 0.437 INCHES NOMINAL SECOND MOUNTING FACILITY0.437 INCHES NOMINAL SECOND MOUNTING FACILITY IN |
| Accommodated Item Securing Device Type | THREADED BUSHINGTHREADED BUSHING |
| Material | STEEL |
| Mounting Slot Width | 0.218 INCHES NOMINAL FIRST MOUNTING FACILITY0.218 INCHES NOMINAL FIRST MOUNTING FACILITY 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 | AY |
| Acquisition advice code | X |
NSN 5999-00-503-9388 is a Holder,contact, manufactured by Wildfire Pacific Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-503-9388 has 2 manufacturer part numbers on file: Y103 (Wildfire Pacific Inc), 109PC15 (Wildfire Pacific Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-338-3971. Verify interchangeability with system specifications before substitution.
Key specifications for Y103: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY; Mounting Facility Type and Quantity: 1 SLOT FIRST MOUNTING FACILITY; Mounting Slot Length: 0.375 INCHES NOMINAL FIRST MOUNTING FACILITY0.375 INCHES NOMINAL FIRST MOUNTING FACILITY IN; Unthreaded Mounting Hole Diameter: 0.437 INCHES NOMINAL SECOND MOUNTING FACILITY0.437 INCHES NOMINAL SECOND MOUNTING FACILITY IN. 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.