The Spring,helical,extension, cataloged under National Stock Number 5360-01-380-3552, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-380-3552 |
| Primary Part Number | 611380 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.094 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ASTM A313 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5686 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.380 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 303 OVERALL |
| 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 |
|---|---|
| 611380 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| Reference | Meaning |
|---|---|
| 6735509 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 5360-01-380-3552 is a Spring,helical,extension, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-380-3552 has 1 manufacturer part number on file: 611380 (Roller Bearing Co of America, Inc Div Pic Design).
2 possible matches (shared part number, not a government interchangeability claim): 5360-01-438-5458, 5975-01-664-6656. Verify interchangeability with system specifications before substitution.
Key specifications for 611380: Spring Free Outside Diameter: 0.094 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: CYLINDRICAL; Material Document and Classification: ASTM A313 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5686 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 8 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.