The Parts Kit,metering and Distribut, cataloged under National Stock Number 2910-01-683-5991, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Walchem Corp. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-01-683-5991 |
| Primary Part Number | EZB21D1-TC |
| Item Name | Parts Kit,metering and Distribut |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Walchem Corp |
| Status | ACTIVE |
| Component Quantity | 31 |
| Document Type | PARTS LIST |
| Accessory Identifying Number | 11-36 MODEL NO. |
| Component Document Page Number | 27 |
| Component Document Origin | INDUSTRIAL |
| Document Source | 31028 |
| 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 |
|---|---|
| EZB21D1-TC PRIMARY | Walchem Corp (USA) |
| Reference | Meaning |
|---|---|
| EXB21D1-TC | 5/9 Secondary reference Walchem Corp |
NSN 2910-01-683-5991 is a Parts Kit,metering and Distribut, manufactured by Walchem Corp, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-683-5991 has 1 manufacturer part number on file: EZB21D1-TC (Walchem Corp).
Key specifications for EZB21D1-TC: Component Quantity: 31; Document Type: PARTS LIST; Accessory Identifying Number: 11-36 MODEL NO.; Component Document Page Number: 27. 6 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.