The Spring,helical,compression, cataloged under National Stock Number 5360-00-671-8455, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Mid-America Aerotech, Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-671-8455 |
| Primary Part Number | 15553 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Mid-America Aerotech, Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Free Length | 0.937 INCHES NOMINAL IN |
| Spring Deflection Rate | 89.000 POUNDS PER INCH MINIMUM AND 99.000 POUNDS PER INCH MAXIMUM LBS |
| Inside Diameter | 0.274 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN |
| Coil Quantity | 8 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| 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 |
|---|---|
| 15553 PRIMARY | Mid-America Aerotech, Llc (USA) |
| Reference | Meaning |
|---|---|
| 15553 | 5/9 Secondary reference U.S. Government activity |
| 15553 | 5/9 Secondary reference E-Systems Inc Montek Div Fluid Controls Opns |
| 15553 | 5/9 Secondary reference Moog Inc Div Moog Inc., Space and Defense - Salt Lake City |
NSN 5360-00-671-8455 is a Spring,helical,compression, manufactured by Mid-America Aerotech, Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-671-8455 has 1 manufacturer part number on file: 15553 (Mid-America Aerotech, Llc).
6 possible matches (shared part number, not a government interchangeability claim): 5998-00-899-5922, 1730-01-146-4923, 5945-01-148-0340. Verify interchangeability with system specifications before substitution.
Key specifications for 15553: Spring Free Outside Diameter: 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Free Length: 0.937 INCHES NOMINAL IN; Spring Deflection Rate: 89.000 POUNDS PER INCH MINIMUM AND 99.000 POUNDS PER INCH MAXIMUM LBS. 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.