The Flange,exhaust Pipe, cataloged under National Stock Number 2990-00-734-8360, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-734-8360 |
| Primary Part Number | 17879B |
| Item Name | Flange,exhaust Pipe |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Flange Shape | TRIANGULAR |
| Flange Thickness | 1.000 INCHES NOMINAL IN |
| Material | IRON CAST |
| 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 |
|---|---|
| 7348360 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 17879B PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 17879D | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 1B7099 | 5/2 Secondary reference U.S. Government activity |
| BB1037 | 5/9 Secondary reference Diamond Reo Truck Co |
| 17879B | 5/9 Secondary reference Hercules Engine Co Inc |
| 17879D | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 2990-00-734-8360 is a Flange,exhaust Pipe, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-734-8360 has 3 manufacturer part numbers on file: 7348360 (U S Army Tank Automotive Command Amsta-Im-Mm), 17879B (Brinkley Technology Group Llc Dba Hercules Manufacturing), 17879D (Brinkley Technology Group Llc Dba Hercules Manufacturing).
Key specifications for 17879B: Mounting Hole Quantity: 3; Flange Shape: TRIANGULAR; Flange Thickness: 1.000 INCHES NOMINAL IN; Special Features: THREE HOLES EACH 0.562 IN DIA EQUALLY SPACED ON 4.750 IN DIA BOLT CIRCLE IN. 4 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.