The Spring,helical,extension, cataloged under National Stock Number 5360-01-443-8697, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-443-8697 |
| Primary Part Number | DAA3255P033-103 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.870 INCHES NOMINAL IN |
| Load Rating | 74.200 POUNDS MINIMUM AND 90.800 POUNDS MAXIMUM LBS |
| End Style | RAISED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 1.173 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | AMS 5678 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 8.690 INCHES NOMINAL IN |
| Spring Deflection Rate | 24.000 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 1.753 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 1.456 INCHES NOMINAL IN |
| Stock Diameter | 0.207 INCHES NOMINAL IN |
| Spring Length Under Load | 11.600 INCHES NOMINAL IN |
| Coil Quantity | 22-1/2 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 631 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Radius | 0.390 INCHES NOMINAL BOTH ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DAA3255P033-103 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| DAA3255P033-103 | The Precision Coil Spring Company Dba Precision Coil Spring Co (USA) |
NSN 5360-01-443-8697 is a Spring,helical,extension, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-443-8697 has 2 manufacturer part numbers on file: DAA3255P033-103 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), DAA3255P033-103 (The Precision Coil Spring Company Dba Precision Coil Spring Co).
Key specifications for DAA3255P033-103: Spring Free Outside Diameter: 1.870 INCHES NOMINAL IN; Load Rating: 74.200 POUNDS MINIMUM AND 90.800 POUNDS MAXIMUM LBS; End Style: RAISED HOOK BOTH ENDS; Design Type: CLOSED. 19 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.
NSN 5360-01-443-8697 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.