The Clamp Water by Pass, cataloged under National Stock Number 2930-00-741-3430, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Clamp Water by Pass |
| FSC / FSG | 2930 — Engine Cooling System Components, Nonaircraft (FSG 29) |
| Manufacturers | Brinkley Technology Group Llc Dba Hercules Manufacturing (CAGE 1ML14); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207) |
| Parameter | Value |
|---|---|
| NSN | 2930-00-741-3430 |
| Primary Part Number | 31969A |
| Item Name | Clamp Water by Pass |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 31969A PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 7413430 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 214780 | 5/9 Secondary reference Brockway Motor Trucks Div of Mack Trucks Inc |
| 31969A | 5/9 Secondary reference Hercules Engine Co Inc |
| 394697 | 3/9 Design control — primary reference White Motor Corp |
NSN 2930-00-741-3430 is a Clamp Water by Pass, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-741-3430 has 2 manufacturer part numbers on file: 31969A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 7413430 (U S Army Tank Automotive Command Amsta-Im-Mm).
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.