The Test Set,fuel Control System, cataloged under National Stock Number 4920-01-327-0509, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-327-0509 |
| Item Name | Test Set,fuel Control System |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Reference Data and Literature | F33657-88-C-0037 SERD 46504; 6J14-2-39-2 |
| Functional Description | TESTS FUEL QUANTITITY MEASURING SYSTEM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9057368-10 | D/9 Drawing number reference only U.S. Government activity |
| 50167-01 | 5/9 Secondary reference U.S. Government activity |
| 9057368-10 | 5/9 Secondary reference U.S. Government activity |
| 9057368-10 | 3/2 Design control — primary reference U.S. Government activity |
| 9057367-10 | 5/9 Secondary reference U.S. Government activity |
NSN 4920-01-327-0509 is a Test Set,fuel Control System, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6150-01-514-9157. Verify interchangeability with system specifications before substitution.
Key specifications for 4920-01-327-0509: Reference Data and Literature: F33657-88-C-0037 SERD 46504; 6J14-2-39-2; Special Features: PROVIDES MEANS TO DETERMINE SERVICEABILITY OF AIRCRAFT HAVING AC OR DC CAPACITANCE-TYPE FUEL GAGING SYSTEMS; C/O ONE INTEGRAL UNIT W/TRANSIT CASE,DC ELECTRICAL RESISTANCE MEASURING CIRCUITRY,AC AND DC CAPACITANCE MEASURING CIRCUITRY,CAPACITANCE SUBSTITUTION CIRCUITRY (SIMULATES TANK UNIT AND COMPENSATOR CAPACITANCE),CALIBRATION CIRCUITRY WITH BUILT-IN STANDARDS OF CAPACITANCE,SWITCHES,WIRING,CABLE ASSEMBLIES,AND ACCESSORIES; OPERATES FROM EXTERNAL POWER SOURCE AND FROM SELF-CONTAINED BATTERY; MEASURES TANK UNIT AND COMPENSATOR CAPACITANCE (AC AND DC);MEASURES TANK UNITAND COMPENSATOR INSULATION RESISTANCE; Functional Description: TESTS FUEL QUANTITITY MEASURING SYSTEM; Part Name Assigned by Controlling Agency: AC/DC FUEL QUANTITY GAGE CAPACITANCE TEST SET. 2 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.
NSN 4920-01-327-0509 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.