The Spring,helical,compression, cataloged under National Stock Number 5360-00-855-8820, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Teledyne Industries Inc Teledyne Power Systems Div. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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 | 5360-00-855-8820 |
| Primary Part Number | 631521 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — No Item Name Available |
| Manufacturer | Teledyne Industries Inc Teledyne Power Systems Div |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.066 INCHES NOMINAL IN |
| Inside Diameter | 0.924 INCHES NOMINAL IN |
| Bore Diameter | 1.225 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Material Hardness Rating | 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| Spring Deflection Rate | 1.344 POUNDS PER INCH NOMINAL LBS |
| Spring Solid Length | 1.172 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 1.625 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 2.406 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Coil Quantity | 8 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5360-00-855-8820 is a Spring,helical,compression, manufactured by Teledyne Industries Inc Teledyne Power Systems Div, classified under FSC 5360 (No Item Name Available). Status: active.
NSN 5360-00-855-8820 has 3 cross-referenced part numbers: 631521 (Teledyne Industries Inc Teledyne Power Systems Div), 520106 (Teledyne Industries Inc Teledyne Power Systems Div), 637836 (Teledyne Industries Inc Teledyne Power Systems Div).
There are 7 known substitutes for 5360-00-855-8820: 5330-00-004-1482, 5905-00-141-0596, 1650-00-337-5083 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 631521: Spring Free Outside Diameter: 1.066 INCHES NOMINAL IN; Inside Diameter: 0.924 INCHES NOMINAL IN; Bore Diameter: 1.225 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND. 13 total characteristics are documented in the Federal Logistics Information System.