The Stop,spool and Inching Valve,tra, cataloged under National Stock Number 2520-01-117-6436, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Clarklift of Ohio. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2520-01-117-6436 |
| Primary Part Number | 234170 |
| Item Name | Stop,spool and Inching Valve,tra |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Clarklift of Ohio |
| Status | ACTIVE |
| General Characteristics Item Description | 1.090 IN. O/A LG;0.940 IN. OD;0.105 IN. THK 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 |
|---|---|
| 234170 | Clarklift of Ohio (USA) |
| 234170 | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 234170 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 234170 | 3/9 Design control — primary reference Clark Equipment Co |
| 234170 | D/9 Drawing number reference only Desco Corporation |
NSN 2520-01-117-6436 is a Stop,spool and Inching Valve,tra, manufactured by Clarklift of Ohio, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-117-6436 has 2 manufacturer part numbers on file: 234170 (Clarklift of Ohio), 234170 (Dana Off Highway Products, Llc).
Key specifications for 234170: General Characteristics Item Description: 1.090 IN. O/A LG;0.940 IN. OD;0.105 IN. THK 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.