The Spring,helical,extension, cataloged under National Stock Number 5360-00-852-5253, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-852-5253 |
| Primary Part Number | 2758J36 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.750 INCHES NOMINAL IN |
| Load Rating | 60.000 POUNDS MINIMUM AND 70.000 POUNDS MAXIMUM LBS |
| End Style | RAISED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 2.128 INCHES MINIMUM AND 2.218 INCHES MAXIMUM BOTH ENDS IN |
| Material Document and Classification | FED STD NO. 66,AISI OR SAE FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 8.520 INCHES NOMINAL IN |
| Spring Length Under Load | 8.750 INCHES NOMINAL IN |
| Coil Quantity | 24 |
| Surface Treatment | ENAMEL OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 1065 OVERALL |
| Hook Radius | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5360-00-852-5253 is a Spring,helical,extension, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-852-5253 has 2 manufacturer part numbers on file: A13002 (Cnh Industrial America Llc Dba Cnh America), 2758J36 (Meritor Heavy Vehicle Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-358-0255. Verify interchangeability with system specifications before substitution.
Key specifications for 2758J36: Spring Free Outside Diameter: 0.750 INCHES NOMINAL IN; Load Rating: 60.000 POUNDS MINIMUM AND 70.000 POUNDS MAXIMUM LBS; End Style: RAISED HOOK BOTH ENDS; Design Type: CLOSED. 14 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.