The Tower Support Group, cataloged under National Stock Number 5445-01-079-9133, is classified within Federal Supply Class 5445 (Prefabricated Tower Structures) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is U S Dept of Transportation Federal Aviation Administration. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5445-01-079-9133 |
| Primary Part Number | D6155-1-17 |
| Item Name | Tower Support Group |
| FSC / FSG | 5445 / 54 — Prefabricated Tower Structures |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| D6155-1-17 | U S Dept of Transportation Federal Aviation Administration (USA) |
| Reference | Meaning |
|---|---|
| D6155-9 | C/1 Advisory reference — outside the item-of-supply concept U S Dept of Transportation Federal Aviation Administration |
| L9133 | C/1 Advisory reference — outside the item-of-supply concept Jaquith Industries Inc |
| D6155-1-17 | 3/2 Design control — primary reference U.S. Government activity |
| D6155-24-17 | 5/9 Secondary reference Jaquith Industries Inc |
| D6155MASTLIFTFRAME | 5/2 Secondary reference U.S. Government activity |
NSN 5445-01-079-9133 is a Tower Support Group, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5445, Prefabricated Tower Structures. Status: active.
NSN 5445-01-079-9133 has 1 manufacturer part number on file: D6155-1-17 (U S Dept of Transportation Federal Aviation Administration).
Key specifications for D6155-1-17: Special Features: MAST LIFTING FRAME ASSEMBLY FOR MS-20 STRUCTURE ONLY. USED FOR LOW IMPACT RESISTANCE STRUCTURES FOR LIGHTING SUPPORTS FOR AIRPORT APPROACH LIGHTING SYSTEMS,MODELS ALSF-2 AND MALSR. ASSEMBLY OVER-ALL DIM. 36-5/8 INCH LONG BY 18-13/16 INCH WIDE BY 37 INCH HIGH. TRIANGULAR SHAPED BASE,3 POINT MOUNTING,MAST SLEEVE WITH CLAMPTO SECURE MAST IN RAISED OR LOWERED POSITION. WINCH WITH CABLE HOOK-UP TO MAST TO RAISE OR LOWER THROUGH MAST SLEEVE. MATERIAL,GALVANIZED STEEL. PER FAA SPEC. FAA-E-2702. IN; Part Name Assigned by Controlling Agency: MAST LIFTING FRAME. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.