The Guide,valve Stem, cataloged under National Stock Number 2815-00-678-3199, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-678-3199 |
| Primary Part Number | 8725179 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Aa End Chamfer Angle in Deg | 45.0 |
| Aa End Chamfer Length | 0.050 INCHES NOMINAL IN |
| Major Diameter Length | 0.125 INCHES NOMINAL IN |
| Bb End Shank Diameter | 0.762 INCHES NOMINAL IN |
| Style Designator | PLAIN-STEPPED SHOULDER |
| Bore Counterbore | NOT INCLUDED |
| Outside Diameter | 1.125 INCHES NOMINAL IN |
| Shoulder Diameter | 0.780 INCHES NOMINAL IN |
| Bb End Chamfer Length | 0.050 INCHES NOMINAL IN |
| Length From Aa End to Largest Diameter Face | 1.375 INCHES NOMINAL IN |
| Aa End Diameter | 0.750 INCHES NOMINAL IN |
| Bb End Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 0.5450 INCHES NOMINAL IN |
| Material | STEEL |
| Shoulder Length | 0.188 INCHES NOMINAL IN |
| Bore Countersink | NOT INCLUDED |
| 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 |
|---|---|
| 8725179 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 8725179 | Satair A/s (DNK) |
| 8725179 PRIMARY | Renk America Llc Div Renk America (USA) |
| Reference | Meaning |
|---|---|
| 2815006783199 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 8725179 | 5/9 Secondary reference Brighton Cromwell Llc |
NSN 2815-00-678-3199 is a Guide,valve Stem, manufactured by Renk America Llc Div Renk America, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-678-3199 has 3 manufacturer part numbers on file: 8725179 (U S Army Tank Automotive Command Amsta-Im-Mm), 8725179 (Satair A/s), 8725179 (Renk America Llc Div Renk America).
Key specifications for 8725179: Aa End Chamfer Angle in Deg: 45.0; Aa End Chamfer Length: 0.050 INCHES NOMINAL IN; Major Diameter Length: 0.125 INCHES NOMINAL IN; Bb End Shank Diameter: 0.762 INCHES NOMINAL IN. 16 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.