The Spring,helical,extension, cataloged under National Stock Number 5360-01-211-7217, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-211-7217 |
| Primary Part Number | 3172549-1 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN |
| Load Rating | 3.700 POUNDS MINIMUM AND 4.100 POUNDS MAXIMUM LBS |
| End Style | LONG LOOP FIRST END |
| End Style | MACHINED HALF LOOP SECOND END |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM SECOND END IN |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5678 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.060 INCHES NOMINAL IN |
| Spring Deflection Rate | 5.000 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 0.140 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Stock Diameter | 0.035 INCHES NOMINAL IN |
| Spring Length Under Load | 1.450 INCHES NOMINAL IN |
| Coil Quantity | 14-1/2 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 631 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Radius | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM FIRST END IN |
| Hook Radius | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM SECOND END 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 |
|---|---|
| 3172549-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 3172549-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-01-211-7217 is a Spring,helical,extension, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-211-7217 has 1 manufacturer part number on file: 3172549-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 3172549-1: Spring Free Outside Diameter: 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN; Load Rating: 3.700 POUNDS MINIMUM AND 4.100 POUNDS MAXIMUM LBS; End Style: LONG LOOP FIRST END; End Style: MACHINED HALF LOOP SECOND END. 20 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.