The Spring,helical,extension, cataloged under National Stock Number 5360-00-073-3057, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-073-3057 |
| Primary Part Number | 377194B |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.490 INCHES NOMINAL IN |
| Load Rating | 1.980 POUNDS MINIMUM AND 2.480 POUNDS MAXIMUM LBS |
| End Style | MACHINE LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 5.813 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 2.468 INCHES NOMINAL BOTH ENDS IN |
| Spring Length Under Load | 6.000 INCHES NOMINAL IN |
| Coil Quantity | 17 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.125 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 |
| Part Number | Manufacturer |
|---|---|
| 377194B | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| ERK375 | Renk America Llc Div Renk America (USA) |
| Reference | Meaning |
|---|---|
| 377194B | 5/9 Secondary reference Hercules Engine Co Inc |
| 13206E0848 | 3/2 Design control — primary reference U.S. Government activity |
| 5360000733057 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5360-00-073-3057 is a Spring,helical,extension, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-073-3057 has 2 manufacturer part numbers on file: 377194B (Brinkley Technology Group Llc Dba Hercules Manufacturing), ERK375 (Renk America Llc Div Renk America).
Key specifications for 377194B: Spring Free Outside Diameter: 0.490 INCHES NOMINAL IN; Load Rating: 1.980 POUNDS MINIMUM AND 2.480 POUNDS MAXIMUM LBS; End Style: MACHINE LOOP 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.