PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31-17Cap,special

Amphenol Corp Div Amphenol Aerospace Operations · NSN 5342-00-864-5789 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-864-5789 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-864-5789. Primary manufacturer part number: 31-17.
Features
  • Cap,special — FSC 5342
  • General Characteristics Item Description: CONSISTS OF 1 CONTACT,1 BEAD CHAIN ASSEMBLY,1 WASHER,3 SPRING WASHER,2HALF WASHERS,1 GASKET,1 BAYONET SLEEVE,1 BODY
  • 4 verified cross-references
  • Primary manufacturer: Amphenol Corp Div Amphenol Aerospace Operations
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cap,special, cataloged under National Stock Number 5342-00-864-5789, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5342-00-864-5789
Primary Part Number31-17
Item NameCap,special
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerAmphenol Corp Div Amphenol Aerospace Operations
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF 1 CONTACT,1 BEAD CHAIN ASSEMBLY,1 WASHER,3 SPRING WASHER,2HALF WASHERS,1 GASKET,1 BAYONET SLEEVE,1 BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5307-00-156-157431-17 INTERCHANGEABLE
Stud,plain
Textron Lycoming Inc Williamsport Plant
5905-00-221-8095 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5935-00-252-157251-052-0000 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Rf Products
5935-00-295-48405100 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
5975-00-681-47203304 INTERCHANGEABLE
Box Connector,electrical
Raco, a Division of Hubbell Incorporated(delaware)
5935-00-858-4228 INTERCHANGEABLE
Cover,electrical Connector
4820-00-908-68153-11-7 INTERCHANGEABLE
Gate,valve
Gas Equipment Engineering Corporation, the Dba Geeco
6930-01-042-59423117 INTERCHANGEABLE
Indicator Subassemb
Lilbern Design of Virginia Llc
4320-01-107-33690ZDCL-00003-117 INTERCHANGEABLE
Pump Unit,rotary
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5330-01-133-092044108-C INTERCHANGEABLE
Gasket
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
31-17 Amphenol Corp Spectra-Strip/itd (USA)
CW-159 Winchester Interconnect Corporation (USA)
CW159U Winchester Interconnect Corporation (USA)
31-17 PRIMARY Amphenol Corp Div Amphenol Aerospace Operations (USA)
Related Parts
5307-00-156-1574INTERCHANGEABLE
STUD,PLAIN
31-17
5905-00-221-8095INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5935-00-252-1572INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
51-052-0000
5935-00-295-4840INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5100
5975-00-681-4720INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3304
5935-00-858-4228INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
4820-00-908-6815INTERCHANGEABLE
GATE,VALVE
3-11-7
6930-01-042-5942INTERCHANGEABLE
INDICATOR SUBASSEMB
3117
4320-01-107-3369INTERCHANGEABLE
PUMP UNIT,ROTARY
0ZDCL-00003-117
5330-01-133-0920INTERCHANGEABLE
GASKET
44108-C
4820-01-212-4486INTERCHANGEABLE
STEM,FLUID VALVE
3117-000
3040-01-264-1692INTERCHANGEABLE
LEVER,MANUAL CONTROL

Frequently Asked Questions

What is NSN 5342-00-864-5789?

NSN 5342-00-864-5789 is a Cap,special, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-864-5789?

NSN 5342-00-864-5789 has 4 cross-referenced part numbers: 31-17 (Amphenol Corp Spectra-Strip/itd), CW-159 (Winchester Interconnect Corporation), CW159U (Winchester Interconnect Corporation), 31-17 (Amphenol Corp Div Amphenol Aerospace Operations).

What NSN replaces 5342-00-864-5789?

There are 12 known substitutes for 5342-00-864-5789: 5307-00-156-1574, 5905-00-221-8095, 5935-00-252-1572 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31-17?

Key specifications for 31-17: General Characteristics Item Description: CONSISTS OF 1 CONTACT,1 BEAD CHAIN ASSEMBLY,1 WASHER,3 SPRING WASHER,2HALF WASHERS,1 GASKET,1 BAYONET SLEEVE,1 BODY. 1 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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