NSN 5910-00-421-5591 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-421-5591. Manufacturer of record part number: 51275.
Also searched as5910-00-421-5591 ·
5910004215591 ·
NIIN 004215591 ·
00-421-5591 ·
FSC 5910 Capacitors · CAGE 20950 · 51275
Manufacturer of record: Espey Mfg and Electronics Corp
Identification
NSN: 5910-00-421-5591
NIIN: 004215591
FSC: 5910 — Capacitors
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 51275
Manufacturer: Espey Mfg and Electronics Corp
General Description
The Capacitor,electrica, cataloged under National Stock Number 5910-00-421-5591, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Espey Mfg and Electronics Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Capacitor,electrica
FSC / FSG
5910 — Capacitors (FSG 59)
Manufacturers
Espey Mfg and Electronics Corp (CAGE 20950)
Technical Specifications
Parameter
Value
NSN
5910-00-421-5591
Primary Part Number
51275
Item Name
Capacitor,electrica
FSC / FSG
5910 / 59 — Capacitors
Manufacturer
Espey Mfg and Electronics Corp
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4520-00-493-7313POSSIBLE MATCH
RING
Possible match (shared part number)
3120-00-776-725651275POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)Sealcraft Corporation
5330-00-826-32285127-5POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Goodrich Aerospace Canada Ltd
5315-01-218-1106POSSIBLE MATCH
PIN,STRAIGHT,HEADED
Possible match (shared part number)
5915-01-355-02915-1275POSSIBLE MATCH
FILTER,RADIO FREQUENCY INTERFERE
Possible match (shared part number)Bird Electronic Corporation Div Bird Electronic Corp
NSN 5910-00-421-5591 is a Capacitor,electrica, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5910, Capacitors. Status: active.
What part numbers are listed for NSN 5910-00-421-5591?
NSN 5910-00-421-5591 has 1 manufacturer part number on file: 51275 (Espey Mfg and Electronics Corp).
What NSN replaces 5910-00-421-5591?
5 possible matches (shared part number, not a government interchangeability claim): 4520-00-493-7313, 3120-00-776-7256, 5330-00-826-3228. Verify interchangeability with system specifications before substitution.
Is NSN 5910-00-421-5591 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.