The Spring,helical,compression, cataloged under National Stock Number 5360-00-308-8077, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Reidville Hydraulics & Mfg Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-308-8077 |
| Primary Part Number | 37553 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Reidville Hydraulics & Mfg Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.343 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.188 INCHES NOMINAL IN |
| Spring Deflection Rate | 1.400 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.2917 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL UNS K08500 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 |
|---|---|
| 37553 PRIMARY | Reidville Hydraulics & Mfg Inc (USA) |
| 39605-18PC64 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 37553 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| AM57-2200MDMITEM18 | 5/9 Secondary reference U.S. Government activity |
| ASR7-2200-521ITEM18 | 5/9 Secondary reference U.S. Government activity |
| AM57-2200MDMITEM1 | 5/9 Secondary reference U.S. Government activity |
| ASR7-2200-521ITEM | 5/9 Secondary reference U.S. Government activity |
NSN 5360-00-308-8077 is a Spring,helical,compression, manufactured by Reidville Hydraulics & Mfg Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-308-8077 has 3 manufacturer part numbers on file: 37553 (Reidville Hydraulics & Mfg Inc), 39605-18PC64 (Eaton Aerospace, Llc Dba Jackson South), 37553 (Eaton Aerospace, Llc Dba Jackson South).
3 possible matches (shared part number, not a government interchangeability claim): 5950-00-519-7649, 2840-01-294-7885, 3040-01-316-0563. Verify interchangeability with system specifications before substitution.
Key specifications for 37553: Spring Free Outside Diameter: 0.343 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 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.