The Stopper Assembly,chain, cataloged under National Stock Number 2040-00-190-6906, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Washington Chain & Supply, Inc. Dba Washington Chain & Supply. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-00-190-6906 |
| Primary Part Number | S2605-860000 2.75 X 2.75 |
| Item Name | Stopper Assembly,chain |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Washington Chain & Supply, Inc. Dba Washington Chain & Supply |
| Status | ACTIVE |
| Stud Link Chain Size for Which Designed | 2.750 INCHES NOMINAL IN |
| Adjustment Wrench | NOT INCLUDED |
| Turnbuckle Locking Plate | NOT INCLUDED |
| Takeup | 13.125 INCHES MAXIMUM IN |
| Component and Quantity | HOOK,PELICAN 1,LINKS,DETACHABLE 4,SHACKLE,SCREW PIN 1,TURNBUCKLE 1 |
| Minimum Length Between Shackle Pin Centerline and Pelican Hook Centerline | 90.625 INCHES IN |
| Maximum Length Between Shackle Pin Centerline and Pelican Hook Centerline | 103.750 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S2605-860000 2.75 X 2.75 PRIMARY | Washington Chain & Supply, Inc. Dba Washington Chain & Supply (USA) |
| Reference | Meaning |
|---|---|
| S2605-860000 X | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| S2605-860000 | 3/1 Design control — primary reference U.S. Government activity |
NSN 2040-00-190-6906 is a Stopper Assembly,chain, manufactured by Washington Chain & Supply, Inc. Dba Washington Chain & Supply, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-00-190-6906 has 1 manufacturer part number on file: S2605-860000 2.75 X 2.75 (Washington Chain & Supply, Inc. Dba Washington Chain & Supply).
4 possible matches (shared part number, not a government interchangeability claim): 2040-00-190-6907, 2040-00-190-6908, 2040-00-190-6909. Verify interchangeability with system specifications before substitution.
Key specifications for S2605-860000 2.75 X 2.75: Stud Link Chain Size for Which Designed: 2.750 INCHES NOMINAL IN; Adjustment Wrench: NOT INCLUDED; Turnbuckle Locking Plate: NOT INCLUDED; Takeup: 13.125 INCHES MAXIMUM IN. 7 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.