The Resistor Assembly, cataloged under National Stock Number 5905-01-235-2555, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 13 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 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 | 5905-01-235-2555 |
| Primary Part Number | 121700-016 |
| Item Name | Resistor Assembly |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Component Name | FIXED FILM RESISTOR; FIXED FILM RESISTOR; VARIABLE,NONWIRE WOUND RESISTOR |
| Component Quantity | 3 |
| Resistance Tolerance in Percent | -1.0 TO 1.0 |
| Electrical Resistance | 19.6 OHMS AND 6.9 KILOHMS AND 5.0 OHMS |
| Component Identifying Number | RNC55H19R6FR PART NO. AND RNC55H6980FR PART NO. AND RJR32CD502M PART NO. |
| Terminal Quantity | 7 |
| Terminal Type | WIRE LEAD |
| Mounting Method | SOLDER |
| Component Controlling Agency | NORTHROP CORP; NORTHROP CORP; NORTHROP CORP |
| Component Relationship | NOT MATCHED |
| Mounting Configuration | SPACES EVEN FOR 8 RESISTORS BOTTOM TO TOP,SPACE 6/8 USED,VAR RESISTOR VERTICAL USEING SPACE 2/3/4 ON RIGHT SIDE |
| Resistor Power Dissipation Rating in Watts | 0.125 AND 0.5 |
| Assembly Construction Method | MOUNTED ON SOCKET |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 121700-016 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
NSN 5905-01-235-2555 is a Resistor Assembly, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-235-2555 has 1 manufacturer part number on file: 121700-016 (Northrop Grumman Corp Electronic Systems Defensive System Div).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-597-8533. Verify interchangeability with system specifications before substitution.
Key specifications for 121700-016: Component Name: FIXED FILM RESISTOR; FIXED FILM RESISTOR; VARIABLE,NONWIRE WOUND RESISTOR; Component Quantity: 3; Resistance Tolerance in Percent: -1.0 TO 1.0; Electrical Resistance: 19.6 OHMS AND 6.9 KILOHMS AND 5.0 OHMS. 13 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 5905-01-235-2555 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.