The Spring,helical,compression, cataloged under National Stock Number 5360-00-261-3744, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-261-3744 |
| Primary Part Number | 520105 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.641 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 6450 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.6525 INCHES NOMINAL IN |
| Inside Diameter | 1.287 INCHES MINIMUM AND 1.299 INCHES MAXIMUM IN |
| Coil Quantity | 6-3/4 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 6150 OVERALL |
| 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 |
|---|---|
| 520105 | Renk America Llc Div Renk America (USA) |
| Reference | Meaning |
|---|---|
| SA520105 | 5/9 Secondary reference Superior Air Parts, Inc. |
| 2810L19-017 | 5/2 Secondary reference U.S. Government activity |
| 520105 | 3/9 Design control — primary reference Teledyne Industries Inc Teledyne Power Systems Div |
NSN 5360-00-261-3744 is a Spring,helical,compression, manufactured by Renk America Llc Div Renk America, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-261-3744 has 1 manufacturer part number on file: 520105 (Renk America Llc Div Renk America).
3 possible matches (shared part number, not a government interchangeability claim): 1650-00-340-0801, 6625-00-668-7978, 1377-01-385-0089. Verify interchangeability with system specifications before substitution.
Key specifications for 520105: Spring Free Outside Diameter: 1.641 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Material Document and Classification: AMS 6450 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 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.