The Capacitor,fixed,paper Dielectric, cataloged under National Stock Number 5910-00-231-5977, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lucent Technologies Inc Corporate Headquarters. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5910-00-231-5977 |
| Primary Part Number | D166520 |
| Item Name | Capacitor,fixed,paper Dielectric |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Lucent Technologies Inc Corporate Headquarters |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED MOUNTING STUDS |
| Body Style | W/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE |
| Tolerance Range Per Section | -10.00 TO 10.00 PERCENT 1ST SECTION AND -10.00 TO 10.00 PERCENT 2ND SECTION AND -15.00 TO 15.00 PERCENT 3RD SECTION |
| Nonderated Operating Temp | -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 0.875 INCHES NOMINAL IN |
| Body Width | 1.000 INCHES NOMINAL IN |
| Body Height | 3.438 INCHES NOMINAL IN |
| Section Quantity | 3 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Features Provided | HERMETICALLY SEALED CASE |
| Nonderated Continuous Voltage Rating and Type Per Section | 400.0 DC ALL SECTIONS |
| Schematic Diagram Designator | SERIES CONNECTED, END TERMINAL GROUNDED TO CASE |
| Nominal Thread Size | 0.190 INCHES IN |
| Body Length | 1.500 INCHES NOMINAL IN |
| Capacitance Value Per Section | 30000.000 PICOFARADS 1ST SECTION AND 32000.000 PICOFARADS 2ND SECTION |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 4 UNINSULATED WIRE LEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| D166520 PRIMARY | Lucent Technologies Inc Corporate Headquarters (USA) |
| Reference | Meaning |
|---|---|
| D166520 | 5/9 Secondary reference At and T Corp |
| D166520 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| D166520 | 3/9 Design control — primary reference American Telephone and Telegraph Co |
NSN 5910-00-231-5977 is a Capacitor,fixed,paper Dielectric, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-00-231-5977 has 1 manufacturer part number on file: D166520 (Lucent Technologies Inc Corporate Headquarters).
Key specifications for D166520: Mounting Facility Type and Quantity: 2 THREADED MOUNTING STUDS; Body Style: W/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE; Tolerance Range Per Section: -10.00 TO 10.00 PERCENT 1ST SECTION AND -10.00 TO 10.00 PERCENT 2ND SECTION AND -15.00 TO 15.00 PERCENT 3RD SECTION; Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.