The Spring,flat, cataloged under National Stock Number 5360-00-424-2724, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Siemens Water Technologies Corp. Div Wallace & Tiernan Products. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-424-2724 |
| Primary Part Number | P11509 |
| Item Name | Spring,flat |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Siemens Water Technologies Corp. Div Wallace & Tiernan Products |
| Status | ACTIVE |
| 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 |
|---|---|
| P11509 PRIMARY | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
NSN 5360-00-424-2724 is a Spring,flat, manufactured by Siemens Water Technologies Corp. Div Wallace & Tiernan Products, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-424-2724 has 1 manufacturer part number on file: P11509 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products).
1 possible match (shared part number, not a government interchangeability claim): 1730-01-617-1375. Verify interchangeability with system specifications before substitution.
Key specifications for P11509: Special Features: STEEL,COMP 301,PASSIVATED,O/A LG 2.656 IN.,O/A W 0.500 IN.,THK 0.012 IN.,TWO MTG HOLES 0.144 IN. DIA AT ONE END IN. 0 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.