PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

EC-12Cap,protective,dust and Moisture

Amphenol Corp Div Amphenol Aerospace Operations · NSN 5340-01-268-5897 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-268-5897 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-268-5897. Primary manufacturer part number: EC-12.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Overall Diameter: 0.960 INCHES NOMINAL IN
  • Material: PLASTIC, POLYETHYLENE (PP)
  • Tube Outside Diameter for Which Designed: 0.750 INCHES NOMINAL IN
  • Inside Diameter Length: 0.500 INCHES NOMINAL IN
  • Design Type: FRICTION
  • Round Cap Outside Surface Condition: SMOOTH
  • 3 verified cross-references
Applications
  • Applications requiring Plastic, Polyethylene (pp) construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-268-5897, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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: EA.

Technical Specifications
ParameterValue
NSN5340-01-268-5897
Primary Part NumberEC-12
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAmphenol Corp Div Amphenol Aerospace Operations
StatusACTIVE
Overall Diameter0.960 INCHES NOMINAL IN
MaterialPLASTIC, POLYETHYLENE (PP)
Tube Outside Diameter for Which Designed0.750 INCHES NOMINAL IN
Inside Diameter Length0.500 INCHES NOMINAL IN
Design TypeFRICTION
Round Cap Outside Surface ConditionSMOOTH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-00-213-8881139981 SUCCESSOR
Cap,protective,dust and Moisture
Curtiss-Wright Controls, Inc. Div Actuation Division
5306-00-094-838223417 INTERCHANGEABLE
Bolt,eye
Grimes Aerospace Company
3950-00-538-0324 INTERCHANGEABLE
Pilot,brake
4820-01-019-4706146-00425-1 INTERCHANGEABLE
Seat,valve
Grove Valve Operations
5810-01-061-18792-3-417 INTERCHANGEABLE
Bag,net Controller
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
5340-01-085-8017P10549 INTERCHANGEABLE
Cap,protective,dust and Moisture
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
3040-01-159-0755 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
3040-01-185-950623417 INTERCHANGEABLE
Shaft,straight
Eaglepicher Corp
5340-01-551-8986EC-12 INTERCHANGEABLE
Cap,plug,protective
Transdigm Inc Div Aero Fluid Products
6515-01-595-541458000D25 INTERCHANGEABLE
Probe,temperature Monitoring
R.g. Enterprises (u.s.a.), Inc. Dba Rg Enterprises Inc
Cross-Reference Index
Part NumberManufacturer
EC-12 PRIMARY Amphenol Corp Div Amphenol Aerospace Operations (USA)
23417 Telerob Gesellschaft Fur Fernhantierungstechnik Mbh Div Mak System Gesellschaft Mbh (DEU)
801252 Telerob Gesellschaft Fur Fernhantierungstechnik Mbh Div Mak System Gesellschaft Mbh (DEU)
Related Parts
5340-00-213-8881SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
139981
5306-00-094-8382INTERCHANGEABLE
BOLT,EYE
23417
3950-00-538-0324INTERCHANGEABLE
PILOT,BRAKE
4820-01-019-4706INTERCHANGEABLE
SEAT,VALVE
146-00425-1
5810-01-061-1879INTERCHANGEABLE
BAG,NET CONTROLLER
2-3-417
5340-01-085-8017INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
P10549
3040-01-159-0755INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
3040-01-185-9506INTERCHANGEABLE
SHAFT,STRAIGHT
23417
5340-01-551-8986INTERCHANGEABLE
CAP,PLUG,PROTECTIVE
EC-12
6515-01-595-5414INTERCHANGEABLE
PROBE,TEMPERATURE MONITORING
58000D25
5310-01-596-2390INTERCHANGEABLE
WASHER,KEYWAY
23417
4030-01-618-6735INTERCHANGEABLE
SHACKLE
23417

Frequently Asked Questions

What is NSN 5340-01-268-5897?

NSN 5340-01-268-5897 is a Cap,protective,dust and Moisture, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-268-5897?

NSN 5340-01-268-5897 has 3 cross-referenced part numbers: EC-12 (Amphenol Corp Div Amphenol Aerospace Operations), 23417 (Telerob Gesellschaft Fur Fernhantierungstechnik Mbh Div Mak System Gesellschaft Mbh), 801252 (Telerob Gesellschaft Fur Fernhantierungstechnik Mbh Div Mak System Gesellschaft Mbh).

What NSN replaces 5340-01-268-5897?

There are 12 known substitutes for 5340-01-268-5897: 5340-00-213-8881, 5306-00-094-8382, 3950-00-538-0324 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of EC-12?

Key specifications for EC-12: Overall Diameter: 0.960 INCHES NOMINAL IN; Special Features: COLOR RED; Material: PLASTIC, POLYETHYLENE (PP); Tube Outside Diameter for Which Designed: 0.750 INCHES NOMINAL IN. 7 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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