The Shackle, cataloged under National Stock Number 4030-00-272-8835, 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 Esmet Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4030-00-272-8835 |
| Primary Part Number | X-2843-R |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Esmet Inc |
| Status | ACTIVE |
| Inside Length | 1.438 INCHES NOMINAL IN |
| End Condition | THREADED |
| Material Diameter | 0.438 INCHES NOMINAL IN |
| Style Designator | CHAIN |
| Opening Width | 0.719 INCHES NOMINAL IN |
| Closure Head Style | SHOULDER EYE |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| X-2843-R PRIMARY | Esmet Inc (USA) |
| Reference | Meaning |
|---|---|
| RE66A557A-7/16 | 5/2 Secondary reference U.S. Government activity |
| RE66A557A | D/9 Drawing number reference only U.S. Government activity |
| X2843 | C/1 Advisory reference — outside the item-of-supply concept Esmet Inc |
NSN 4030-00-272-8835 is a Shackle, manufactured by Esmet Inc, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-00-272-8835 has 1 manufacturer part number on file: X-2843-R (Esmet Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4030-00-272-8836, 5950-00-944-9856. Verify interchangeability with system specifications before substitution.
Key specifications for X-2843-R: Inside Length: 1.438 INCHES NOMINAL IN; End Condition: THREADED; Material Diameter: 0.438 INCHES NOMINAL IN; Style Designator: CHAIN. 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.