PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21253Cap,electrical

Vse Aviation, Inc. · NSN 5999-00-090-4745 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-090-4745 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-090-4745. Primary manufacturer part number: 21253.
Features
  • Cap,electrical — FSC 5999
  • FSC Application Data: ELEC SYSTEM,AIRCRAFT ENGINE
  • Diameter: 0.625 INCHES NOMINAL IN
  • Length: 1.410 INCHES NOMINAL IN
  • Thread Size: 5/8 -24
  • Mounting Method: THREAD
  • Insert: NOT INCLUDED
  • Fastening Facility: SERRATIONS
Applications
  • Applications requiring Plastic or Steel Corrosion Resisting Body construction
General Description

The Cap,electrical, cataloged under National Stock Number 5999-00-090-4745, 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 Vse Aviation, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: PG.

Technical Specifications
ParameterValue
NSN5999-00-090-4745
Primary Part Number21253
Item NameCap,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerVse Aviation, Inc.
StatusACTIVE
FSC Application DataELEC SYSTEM,AIRCRAFT ENGINE
Diameter0.625 INCHES NOMINAL IN
Length1.410 INCHES NOMINAL IN
Thread Size5/8 -24
Mounting MethodTHREAD
InsertNOT INCLUDED
Fastening FacilitySERRATIONS
ChainNOT INCLUDED
MaterialPLASTIC OR STEEL CORROSION RESISTING BODY
FSC Application DataELEC SYSTEM,AIRCRAFT ENGINE
Diameter0.625 INCHES NOMINAL IN
Length1.410 INCHES NOMINAL IN
Thread Size5/8 -24
Mounting MethodTHREAD
InsertNOT INCLUDED
Fastening FacilitySERRATIONS
ChainNOT INCLUDED
MaterialPLASTIC OR STEEL CORROSION RESISTING BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssuePG
SMR CodeDN
Weight0.4000 lbs
Cube0.0424 cu ft
Verified Substitutes 12
5975-00-035-5917 INTERCHANGEABLE
Protector,ignition Cable
5340-00-205-699021253 INTERCHANGEABLE
Plug,protective,dust and Moistur
Smiths Tubular Systems-Laconia, Inc.
5110-00-253-3190B94.2 INTERCHANGEABLE
Reamer,hand
The American Society of Mechanical Engineers
4920-00-341-84752-1253 INTERCHANGEABLE
Control Assembly,co
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5930-00-758-6054121909LM INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
5360-00-809-187982325 INTERCHANGEABLE
Spring,helical,compression
Hydro-Aire Aerospace Corp
5305-00-847-3897823-25 INTERCHANGEABLE
Screw,machine
Andrea Systems Llc
5935-00-874-012482-325 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
2920-01-099-340240068500 INTERCHANGEABLE
Glow Plug
Hatz Diesel of America Inc
8145-01-166-6564 INTERCHANGEABLE
Shipping and Storage Container,e
Cross-Reference Index
Part NumberManufacturer
82325 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
10-26042 Unison Industries Llc (USA)
AN4060-1 Aeronautical Standards Group Dept of Navy and Air Force (USA)
116539N1 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
10-26042 Teledyne Industries Inc Teledyne Power Systems Div (USA)
AN4060-1 Textron Aviation Inc (USA)
54364 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
21253 PRIMARY Vse Aviation, Inc. (USA)
10-26042 Amphenol Corp Div Amphenol Aerospace Operations (USA)
E1129-28-1 Breeze-Eastern Llc (USA)
82325 Satair A/s (DNK)
AN4060-1 Retro Track and Air (uk) Ltd (GBR)
Related Parts
5975-00-035-5917INTERCHANGEABLE
PROTECTOR,IGNITION CABLE
5340-00-205-6990INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
21253
5110-00-253-3190INTERCHANGEABLE
REAMER,HAND
B94.2
4920-00-341-8475INTERCHANGEABLE
CONTROL ASSEMBLY,CO
2-1253
5930-00-758-6054INTERCHANGEABLE
SWITCH,ROTARY
121909LM
5360-00-809-1879INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
82325
5305-00-847-3897INTERCHANGEABLE
SCREW,MACHINE
823-25
5935-00-874-0124INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
82-325
2920-01-099-3402INTERCHANGEABLE
GLOW PLUG
40068500
8145-01-166-6564INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
5960-01-264-0996INTERCHANGEABLE
ION TRAP,CATHODE RAY TUBE
21253
5305-01-296-6548INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
21253

Frequently Asked Questions

What is NSN 5999-00-090-4745?

NSN 5999-00-090-4745 is a Cap,electrical, manufactured by Vse Aviation, Inc., classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-090-4745?

NSN 5999-00-090-4745 has 12 cross-referenced part numbers: 82325 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 10-26042 (Unison Industries Llc), AN4060-1 (Aeronautical Standards Group Dept of Navy and Air Force), 116539N1 (Curtiss-Wright Controls, Inc. Div Actuation Division), 10-26042 (Teledyne Industries Inc Teledyne Power Systems Div) and 7 more.

What NSN replaces 5999-00-090-4745?

There are 12 known substitutes for 5999-00-090-4745: 5975-00-035-5917, 5340-00-205-6990, 5110-00-253-3190 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21253?

Key specifications for 21253: FSC Application Data: ELEC SYSTEM,AIRCRAFT ENGINE; Diameter: 0.625 INCHES NOMINAL IN; Length: 1.410 INCHES NOMINAL IN; Thread Size: 5/8 -24. 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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