The Spring,helical,extension, cataloged under National Stock Number 5360-00-418-4976, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Acron Aviation, Inc.. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-418-4976 |
| Primary Part Number | 568-1925-01 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Acron Aviation, Inc. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Load Rating | 0.019 POUNDS MINIMUM AND 0.021 POUNDS MAXIMUM LBS |
| End Style | MACHINE LOOP BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.021 INCHES MINIMUM AND 0.026 INCHES MAXIMUM BOTH ENDS IN |
| Material Document and Classification | QQ-W-428 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN |
| Coil to Hook Inside Length | 0.059 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.065 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN |
| Spring Length Under Load | 0.838 INCHES NOMINAL IN |
| Coil Quantity | 44-1/2 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.0295 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| 568-1925-01 PRIMARY | Acron Aviation, Inc. (USA) |
NSN 5360-00-418-4976 is a Spring,helical,extension, manufactured by Acron Aviation, Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-418-4976 has 1 manufacturer part number on file: 568-1925-01 (Acron Aviation, Inc.).
Key specifications for 568-1925-01: Spring Free Outside Diameter: 0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-STD-171,FINISH 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Load Rating: 0.019 POUNDS MINIMUM AND 0.021 POUNDS MAXIMUM LBS; End Style: MACHINE LOOP BOTH ENDS. 17 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.