The Spring,helical,extension, cataloged under National Stock Number 5360-00-343-7798, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 13 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-343-7798 |
| Primary Part Number | B21642 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — No Item Name Available |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL UNS K15047 OR STEEL UNS K15590 OVERALL |
| Hook Radius | 0.157 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | CYLINDRICAL |
| Spring Free Outside Diameter | 0.438 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.438 INCHES NOMINAL BOTH ENDS IN |
| Coil Quantity | 50 |
| Inside Diameter | 0.314 INCHES NOMINAL IN |
| Design Type | CLOSED |
| Opening Width | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 4.000 INCHES NOMINAL IN |
| End Style | RAISED HOOK BOTH ENDS |
| Material Document and Classification | QQ-W-412 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5360-00-343-7798 is a Spring,helical,extension, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 5360 (No Item Name Available). Status: active.
NSN 5360-00-343-7798 has 2 cross-referenced part numbers: B21642 (Control Flow, Inc. Dba Control Flow Inc), B21642 (Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division).
There are 3 known substitutes for 5360-00-343-7798: 6240-00-027-2603, 6680-00-473-5264, 3110-01-186-7176. Verify interchangeability with system specifications before substitution.
Key specifications for B21642: Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Material: STEEL UNS K15047 OR STEEL UNS K15590 OVERALL; Hook Radius: 0.157 INCHES NOMINAL BOTH ENDS IN; Style Designator: CYLINDRICAL. 13 total characteristics are documented in the Federal Logistics Information System.