# NSN 5360-00-580-9519: Spring, Helical, Torsion

NSN 5360-00-580-9519 (also written 5360005809519; NIIN 00-580-9519) is a spring, helical, torsion in Federal Supply Class 5360, Coil, Flat, Leaf, and Wire Springs. 5 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5360-00-580-9519 (5360005809519)
- NIIN: 00-580-9519 (005809519)
- Item name: SPRING,HELICAL,TORSION
- Federal Supply Class: [FSC 5360 Coil, Flat, Leaf, and Wire Springs](https://nsnexplorer.com/fsc/5360/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL STEEL UNS K08500 |
| AXMH | END ANGULAR RELATIONSHIP | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |
| CXTH | END LENGTH | BOTH ENDS INCHES MINIMUM 2.143 AND INCHES MAXIMUM 2.377 |
| CXTN | END LENGTH FROM FIRST BEND TO SECOND BEND OR END | FIRST END INCHES NOMINAL 0.960 |
| CXTN | END LENGTH FROM FIRST BEND TO SECOND BEND OR END | SECOND END INCHES NOMINAL 0.550 |
| CXWF | CENTER STYLE | — |
| AHQA | CENTER SECTION WIDTH | INCHES MINIMUM 1.430 AND INCHES MAXIMUM 1.510 |
| APCN | COIL QUANTITY | 5-1/2 |
| AGEK | SPRING FREE LENGTH | INCHES NOMINAL 1.490 |
| AARX | INSIDE DIAMETER | INCHES NOMINAL 0.973 |
| ABQK | END STYLE | — |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | INCHES NOMINAL 1.173 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-W-470 |
| SFTT | SURFACE TREATMENT | OVERALL PHOSPHATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MIL STD SINGLE TREATMENT RESPONSE -IL-STD-171 FINISH NO. 5.3.1.2 OR 5.3.2.2 |
| STYL | STYLE DESIGNATOR | — |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| SUPP | SUPPLEMENTARY FEATURES | LOOP OFF-CENTERED WITH AN INSIDE DIA. OF 0.202 IN. MIN. AND 0.266 IN. MAX. AN OUTSIDE DIA. OF 0.434 IN. |
| AXLX | COIL AXIS TO CENTER SECTION DISTANCE | INCHES MINIMUM 2.143 AND INCHES MAXIMUM 2.377 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 139C7823 | 05606 | GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 139C7823 | 1H3F7 | R AND D WELDING AND MACHINE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 139C7823 | 66200 | PIONEER INDUSTRIES, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 139C7823 | 81753 | CONNECTICUT SPRING & STAMPING CORPORATION THE DBA CONNECTICUT SPRING & STAMPING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5360PL1855064 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-26 | [SPE7L126D63EH/SPE7L126F143A](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360005809519) | SPRING, HELICAL, TORSION | ALAMO AIRCRAFT, LTD. | $6,612.32 |
| 2026-08-13 | [SPE7L126D63EH/SPE7L126F118L](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360005809519) | SPRING, HELICAL, TORSION | ALAMO AIRCRAFT, LTD. | $5,514.08 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5360005809519&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360005809519
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5360-00-580-9519/
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