PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53453Cap,electrical

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5999-00-503-9372 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-503-9372 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-503-9372. Primary manufacturer part number: 53453.
Features
  • Cap,electrical — FSC 5999
  • Length: 0.281 INCHES NOMINAL IN
  • FSC Application Data: AMPLIFIER ASSY,RADAR EQUIPMENT EXCEPT AIRBORNE
  • Fastening Facility: KNURLED EDGE
  • Surface Treatment: SILVER
  • Material: COPPER ALLOY BODY
  • Insert: NOT INCLUDED
  • Diameter: 0.625 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Cap,electrical, cataloged under National Stock Number 5999-00-503-9372, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-503-9372
Primary Part Number53453
Item NameCap,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Length0.281 INCHES NOMINAL IN
FSC Application DataAMPLIFIER ASSY,RADAR EQUIPMENT EXCEPT AIRBORNE
Fastening FacilityKNURLED EDGE
Surface TreatmentSILVER
MaterialCOPPER ALLOY BODY
InsertNOT INCLUDED
Diameter0.625 INCHES NOMINAL IN
Mounting MethodTHREAD
ChainNOT INCLUDED
Thread Size1/2-20
Length0.281 INCHES NOMINAL IN
FSC Application DataAMPLIFIER ASSY,RADAR EQUIPMENT EXCEPT AIRBORNE
Fastening FacilityKNURLED EDGE
Surface TreatmentSILVER
MaterialCOPPER ALLOY BODY
InsertNOT INCLUDED
Diameter0.625 INCHES NOMINAL IN
Mounting MethodTHREAD
ChainNOT INCLUDED
Thread Size1/2-20
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 5
6625-00-169-7014EP-20K1-G SUCCESSOR
Spark Gap
Espey Mfg and Electronics Corp
5310-00-298-8157 INTERCHANGEABLE
Washer,flat
3110-00-409-30167204ABEC3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5365-00-673-224749077 INTERCHANGEABLE
Ring,drogue
Products Support, Llc Dba Vitesse Systems - Jessup, Md
9905-01-628-247253453 INTERCHANGEABLE
Plate,identification
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
53453 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
6625-00-169-7014SUCCESSOR
SPARK GAP
EP-20K1-G
5310-00-298-8157INTERCHANGEABLE
WASHER,FLAT
3110-00-409-3016INTERCHANGEABLE
BEARING,BALL,ANNULAR
7204ABEC3
5365-00-673-2247INTERCHANGEABLE
RING,DROGUE
49077
9905-01-628-2472INTERCHANGEABLE
PLATE,IDENTIFICATION
53453

Frequently Asked Questions

What is NSN 5999-00-503-9372?

NSN 5999-00-503-9372 is a Cap,electrical, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-503-9372?

NSN 5999-00-503-9372 has 1 cross-referenced part number: 53453 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5999-00-503-9372?

There are 5 known substitutes for 5999-00-503-9372: 6625-00-169-7014, 5310-00-298-8157, 3110-00-409-3016 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 53453?

Key specifications for 53453: Length: 0.281 INCHES NOMINAL IN; FSC Application Data: AMPLIFIER ASSY,RADAR EQUIPMENT EXCEPT AIRBORNE; Fastening Facility: KNURLED EDGE; Surface Treatment: SILVER. 20 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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