The Shackle, cataloged under National Stock Number 4030-00-164-6672, is classified within Federal Supply Class 4030 (No Item Name Available) of the Rope, Cable, Chain, and Fittings group. The primary manufacturer of record is Boston Naval Shipyard. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-00-164-6672 |
| Primary Part Number | 9187 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — No Item Name Available |
| Manufacturer | Boston Naval Shipyard |
| Status | ACTIVE |
| Locking Device Type | TAPER PIN W/LEAD PLUG |
| Closure Head Style | OVAL COUNTERSINK |
| Material Diameter | 1.500 INCHES NOMINAL IN |
| Locking Device Type | TAPER PIN W/LEAD PLUG |
| Inside Length | 4.625 INCHES NOMINAL IN |
| Opening Width | 2.875 INCHES NOMINAL IN |
| End Condition | PLAIN |
| Material Diameter | 1.500 INCHES NOMINAL IN |
| Material | STEEL |
| Style Designator | CHAIN |
| Style Designator | CHAIN |
| Closure Head Style | OVAL COUNTERSINK |
| Features Provided | FORELOCK PINHOLE AND RETAINING CHAIN |
| Features Provided | FORELOCK PINHOLE AND RETAINING CHAIN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9187 | Boston Naval Shipyard (USA) |
| S2603-860341 | Naval Ship Systems Command (USA) |
NSN 4030-00-164-6672 is a Shackle, manufactured by Boston Naval Shipyard, classified under FSC 4030 (No Item Name Available). Status: active.
NSN 4030-00-164-6672 has 2 cross-referenced part numbers: 9187 (Boston Naval Shipyard), S2603-860341 (Naval Ship Systems Command).
There are 7 known substitutes for 4030-00-164-6672: 5133-00-189-9252, 5950-00-482-0451, 5950-00-538-2149 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9187: Locking Device Type: TAPER PIN W/LEAD PLUG; Closure Head Style: OVAL COUNTERSINK; Material Diameter: 1.500 INCHES NOMINAL IN; Special Features: 2.125 IN. BY 1.750 IN. PEAR SHAPE CLOSURE PIN IN. 17 total characteristics are documented in the Federal Logistics Information System.