The Coupling,wire Rope,quick Disconn, cataloged under National Stock Number 4030-00-489-1855, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Bell-Memphis Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4030-00-489-1855 |
| Primary Part Number | BM2253-6 |
| Item Name | Coupling,wire Rope,quick Disconn |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Bell-Memphis Inc |
| Status | ACTIVE |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Style Designator | SPRING TYPE |
| Accommodated Material Diameter | 0.188 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| BM2253-6 PRIMARY | Bell-Memphis Inc (USA) |
| Reference | Meaning |
|---|---|
| RA2258-6 | C/1 Advisory reference — outside the item-of-supply concept Page-Wilson Corp |
| RA2258-6 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4030-00-489-1855 is a Coupling,wire Rope,quick Disconn, manufactured by Bell-Memphis Inc, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-00-489-1855 has 1 manufacturer part number on file: BM2253-6 (Bell-Memphis Inc).
1 possible match (shared part number, not a government interchangeability claim): 6105-00-867-9026. Verify interchangeability with system specifications before substitution.
Key specifications for BM2253-6: Outside Diameter: 0.875 INCHES NOMINAL IN; Style Designator: SPRING TYPE; Overall Length: 2.438 INCHES NOMINAL IN; Accommodated Material Diameter: 0.188 INCHES NOMINAL IN. 4 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.