The Base,chassis, cataloged under National Stock Number 5975-01-129-2485, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-129-2485 |
| Primary Part Number | 725501-1 |
| Item Name | Base,chassis |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc |
| Status | ACTIVE |
| FSC Application Data | COMMUNICATION EQUIPMENT,MISCELLANEOUS |
| Supporting Object/surface Attachment Method | EIGHT 0.300 IN. LG BY 0.166 IN. W MOUNTING SLOTS ON 3.999 IN. BY 17.500 IN. MOUNTING CENTERS IN |
| Supplementary Features | PROCESSES: FLUOROCARBON ETCH PER F-96 |
| Material | PLASTIC |
| Usage Design | CRADLE PAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 725501-1 | Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc (USA) |
| 725501-1 | Advanced Technical Corporation (USA) |
| 725501 | Sigmation Inc (USA) |
| Reference | Meaning |
|---|---|
| 725501-1 | 5/9 Secondary reference Mar-May Precision Co Div of Birch-Cook Industries Inc |
| 725501-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5975-01-129-2485 is a Base,chassis, manufactured by Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-129-2485 has 3 manufacturer part numbers on file: 725501-1 (Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc), 725501-1 (Advanced Technical Corporation), 725501 (Sigmation Inc).
Key specifications for 725501-1: Overall Height: 0.063 INCHES NOMINAL IN; FSC Application Data: COMMUNICATION EQUIPMENT,MISCELLANEOUS; Supporting Object/surface Attachment Method: EIGHT 0.300 IN. LG BY 0.166 IN. W MOUNTING SLOTS ON 3.999 IN. BY 17.500 IN. MOUNTING CENTERS IN; Supplementary Features: PROCESSES: FLUOROCARBON ETCH PER F-96. 5 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.