The Clamping Unit, cataloged under National Stock Number 5975-01-023-8399, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hydro-Craft, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5975-01-023-8399 |
| Primary Part Number | HC-10-2 |
| Item Name | Clamping Unit |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Hydro-Craft, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | UPPER UNIT,LOWER UNIT,ONE 0.344 IN. DIA HOLE,TWO 0.844 IN. DIA HOLES,2.688 IN. LG,1.500 IN. W IN |
| 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 |
|---|---|
| 2608569C1 | Nd Defense Llc (USA) |
| 10517007 | General Dynamics Land Systems Canadacorp (CAN) |
| HC-10-2 PRIMARY | Hydro-Craft, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10517007 | 5/9 Secondary reference General Motors Overseas Distribution Corp Div of General Motors Corp |
| 0302546 | D/9 Drawing number reference only Miller Industries Towing Equipment Inc |
NSN 5975-01-023-8399 is a Clamping Unit, manufactured by Hydro-Craft, Inc., classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-023-8399 has 3 manufacturer part numbers on file: 2608569C1 (Nd Defense Llc), 10517007 (General Dynamics Land Systems Canadacorp), HC-10-2 (Hydro-Craft, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6530-01-727-2135. Verify interchangeability with system specifications before substitution.
Key specifications for HC-10-2: General Characteristics Item Description: UPPER UNIT,LOWER UNIT,ONE 0.344 IN. DIA HOLE,TWO 0.844 IN. DIA HOLES,2.688 IN. LG,1.500 IN. W IN. 1 specification is 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.