The Interconnecting Box, cataloged under National Stock Number 5975-01-121-1211, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Gc/waldom Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5975-01-121-1211 |
| Primary Part Number | 30-9604 |
| Item Name | Interconnecting Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Gc/waldom Inc |
| Status | ACTIVE |
| FSC Application Data | TELEPHONE AND TELEGRAPH EQUIPMENT |
| Material | PLASTIC |
| 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 |
|---|---|
| AT468-4 | Allen Tel Products Inc (USA) |
| SE-625A4-50 | Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi (USA) |
| 30-9604 PRIMARY | Gc/waldom Inc (USA) |
| Reference | Meaning |
|---|---|
| 625AW-50BLOCK | 5/9 Secondary reference American Telephone and Telegraph Co |
| CAC625A-50 | 5/9 Secondary reference Corning Optical Communications Llc |
| CAC625A-4-60 | 5/9 Secondary reference Corning Cable Systems Llc Cac Equipment |
| CAC625A | 5/9 Secondary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
| CAC625AIVORY | 5/9 Secondary reference Corning Cable Systems Llc Cac Equipment |
| 4625A-241 | 5/9 Secondary reference Leviton Manufacturing Co., Inc. Dba Leviton |
| SE-625A4-50 | 5/9 Secondary reference Suttle Apparatus Div Suttle Corp |
| CAC625A-50 | 5/9 Secondary reference Corning Cable Systems Llc Cac Equipment |
| CAC625A | 5/9 Secondary reference Corning Cable Systems Llc Cac Equipment |
| 103-561-213 | 5/9 Secondary reference American Telephone and Telegraph Co |
| S-625A-50 | 5/9 Secondary reference Siemon Company the |
NSN 5975-01-121-1211 is a Interconnecting Box, manufactured by Gc/waldom Inc, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-121-1211 has 3 manufacturer part numbers on file: AT468-4 (Allen Tel Products Inc), SE-625A4-50 (Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi), 30-9604 (Gc/waldom Inc).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-356-8511. Verify interchangeability with system specifications before substitution.
Key specifications for 30-9604: FSC Application Data: TELEPHONE AND TELEGRAPH EQUIPMENT; Special Features: COVER 1,CONNECTING BLOCK 1; Material: PLASTIC. 2 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.