The Guide,valve Seat, cataloged under National Stock Number 2910-00-511-3429, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2910-00-511-3429 |
| Primary Part Number | 5228321 |
| Item Name | Guide,valve Seat |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL SAE 1116 OR 1117,0.535 IN. MAX OD,0.440 IN. MAX ID,0.246 IN. MAX LG,BORE COUNTERSUNK BOTH ENDS,0.015 IN. MAX DEEP,30 DEG ANGLE 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 |
|---|---|
| 5228321 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5228321 | 5/9 Secondary reference General Motors Corp |
| 5228321 | 5/9 Secondary reference General Motors Corp Rochester Products Div |
| K-5228321 | 5/9 Secondary reference Korody-Colyer Corp a Cr Industries Co |
NSN 2910-00-511-3429 is a Guide,valve Seat, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-00-511-3429 has 1 manufacturer part number on file: 5228321 (Rolls-Royce Solutions America Inc).
Key specifications for 5228321: General Characteristics Item Description: STEEL SAE 1116 OR 1117,0.535 IN. MAX OD,0.440 IN. MAX ID,0.246 IN. MAX LG,BORE COUNTERSUNK BOTH ENDS,0.015 IN. MAX DEEP,30 DEG ANGLE 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.