The Spring,helical,torsion, cataloged under National Stock Number 5360-00-308-0765, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Precision Coil Spring Company Dba Precision Coil Spring Co. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-308-0765 |
| Primary Part Number | 1284879-101 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Precision Coil Spring Company Dba Precision Coil Spring Co |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.726 INCHES MINIMUM AND 0.756 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | LC+77-1061,CLASS 2,TYPE 2,LOCKHEED AIRCRAFT MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| End Style | ANGULAR OVERALL |
| End Length | 1.000 INCHES NOMINAL BOTH ENDS IN |
| Center Section Width | 1.176 INCHES NOMINAL IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Spring Free Length | 2.310 INCHES NOMINAL IN |
| Coil Axis to Center Section Distance | 0.337 INCHES NOMINAL IN |
| Inside Diameter | 0.600 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| End Length From First Bend to Second Bend or End | 0.200 INCHES NOMINAL OVERALL IN |
| Coil Quantity | 16.436 |
| End Length From Coil Axis to First Bend | 0.800 INCHES NOMINAL OVERALL IN |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| End Angular Relationship | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |
| 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 |
|---|---|
| 1284879-101 | The Precision Coil Spring Company Dba Precision Coil Spring Co (USA) |
| 1284879-101 | Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing (USA) |
| 1284879-101 | Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (USA) |
| Reference | Meaning |
|---|---|
| 1284879-101 | 3/2 Design control — primary reference U.S. Government activity |
| 1284876-101 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-00-308-0765 is a Spring,helical,torsion, manufactured by The Precision Coil Spring Company Dba Precision Coil Spring Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-308-0765 has 3 manufacturer part numbers on file: 1284879-101 (The Precision Coil Spring Company Dba Precision Coil Spring Co), 1284879-101 (Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing), 1284879-101 (Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co).
Key specifications for 1284879-101: Spring Free Outside Diameter: 0.726 INCHES MINIMUM AND 0.756 INCHES MAXIMUM IN; Surface Treatment Document and Classification: LC+77-1061,CLASS 2,TYPE 2,LOCKHEED AIRCRAFT MFR REF SINGLE TREATMENT RESPONSE OVERALL; End Style: ANGULAR OVERALL; End Length: 1.000 INCHES NOMINAL BOTH ENDS IN. 16 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.