The Base,antenna Support, cataloged under National Stock Number 5985-00-153-9463, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-153-9463 |
| Primary Part Number | 131C440H01 |
| Item Name | Base,antenna Support |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Mounting Facility Quantity | 8 |
| Overall Diameter | 6.590 INCHES MINIMUM AND 6.650 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.152 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Basic Shape Style | CUP |
| Main Body Inside Diameter | 6.120 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Mounting Hole Type | PLAIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 131C440H01 | Alek Industries Inc (USA) |
| 131C440H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 131C440H01 | 5/9 Secondary reference Tickner Machining Co Inc |
| 131C440H01 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Electronic Systems |
| 131C440H01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5985-00-153-9463 is a Base,antenna Support, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-153-9463 has 2 manufacturer part numbers on file: 131C440H01 (Alek Industries Inc), 131C440H01 (Northrop Grumman Support Services Corp).
Key specifications for 131C440H01: Overall Height: 0.540 INCHES NOMINAL IN; Mounting Facility Quantity: 8; Overall Diameter: 6.590 INCHES MINIMUM AND 6.650 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S). 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.
NSN 5985-00-153-9463 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.