The Spring,helical,extension, cataloged under National Stock Number 5360-00-031-1233, 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 Corporation. Government technical data includes 14 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 | 5360-00-031-1233 |
| Primary Part Number | G102-648 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.394 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| Load Rating | 50.00 POUNDS NOMINAL LBS |
| End Style | MACHINE LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.323 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.753 INCHES MINIMUM AND 2.817 INCHES MAXIMUM IN |
| Spring Deflection Rate | 100.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.232 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Spring Length Under Load | 3.125 INCHES MAXIMUM IN |
| Coil Quantity | 17.3 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| G102-648 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5360-00-031-1233 is a Spring,helical,extension, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-031-1233 has 1 manufacturer part number on file: G102-648 (Northrop Grumman Systems Corporation).
Key specifications for G102-648: Spring Free Outside Diameter: 0.394 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN; Load Rating: 50.00 POUNDS NOMINAL LBS; End Style: MACHINE LOOP BOTH ENDS; Design Type: CLOSED. 14 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.