The Spring,special, cataloged under National Stock Number 5360-00-366-2994, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-366-2994 |
| Primary Part Number | 8173848 |
| Item Name | Spring,special |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,6.250 IN. FREE LENGTH,0.162 IN. WIRE SIZE IN |
| 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 |
|---|---|
| 8173848 PRIMARY | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (USA) |
| B2497 | Farr Co (USA) |
| Reference | Meaning |
|---|---|
| 8173848 | 3/9 Design control — primary reference General Motors Corp Electro-Motive Div |
| 8173848 | 5/9 Secondary reference General Motors Corp |
NSN 5360-00-366-2994 is a Spring,special, manufactured by Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-366-2994 has 2 manufacturer part numbers on file: 8173848 (Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc), B2497 (Farr Co).
1 possible match (shared part number, not a government interchangeability claim): 4930-00-689-5589. Verify interchangeability with system specifications before substitution.
Key specifications for 8173848: General Characteristics Item Description: STEEL,6.250 IN. FREE LENGTH,0.162 IN. WIRE SIZE IN. 1 specification is 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.