PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3547Cap,protective,dust and Moisture

Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp · NSN 5340-00-255-4399 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-255-4399 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-255-4399. Primary manufacturer part number: 3547.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Inside Diameter Length: 0.812 INCHES NOMINAL IN
  • Round Cap Outside Surface Condition: SMOOTH
  • Opening Inside Diameter for Which Designed: 0.188 INCHES NOMINAL IN
  • Design Type: FRICTION
  • Material: RUBBER SYNTHETIC
  • Overall Diameter: 0.312 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Applications requiring Rubber Synthetic construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-255-4399, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. Government technical data includes 6 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-255-4399
Primary Part Number3547
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerRubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
StatusACTIVE
Inside Diameter Length0.812 INCHES NOMINAL IN
Round Cap Outside Surface ConditionSMOOTH
Opening Inside Diameter for Which Designed0.188 INCHES NOMINAL IN
Design TypeFRICTION
MaterialRUBBER SYNTHETIC
Overall Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
6625-00-078-5695407-733 INTERCHANGEABLE
Meter,multiple Scale
Heathkit Co Inc Dba Heathkit Educational Systems
6750-00-274-6725 INTERCHANGEABLE
Ammonium Thiosulfate,photographi
2530-00-300-6798391320C91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Truck Br Ohio Plant
5325-00-489-3086Z3114 INTERCHANGEABLE
Grommet,nonmetallic
Minor Rubber Co Inc
3110-00-554-3197 INTERCHANGEABLE
Bearing,ball,annular
6675-00-641-3166 INTERCHANGEABLE
Protractor,semicircular
5950-00-648-1055 INTERCHANGEABLE
Transformer,radio Frequency
5950-01-046-6969 INTERCHANGEABLE
Transformer,power
6530-01-262-06343547 INTERCHANGEABLE
Pad,cold Treatment
Performance Health Supply, Llc Dba Sammons Preston Rolyan
4930-01-301-91623547 INTERCHANGEABLE
Coupling,grease Gun
Northrop Grumman Systems Corporation Div Marine Systems
Cross-Reference Index
Part NumberManufacturer
3547 PRIMARY Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
Related Parts
6625-00-078-5695INTERCHANGEABLE
METER,MULTIPLE SCALE
407-733
6750-00-274-6725INTERCHANGEABLE
AMMONIUM THIOSULFATE,PHOTOGRAPHI
2530-00-300-6798INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
391320C91
5325-00-489-3086INTERCHANGEABLE
GROMMET,NONMETALLIC
Z3114
3110-00-554-3197INTERCHANGEABLE
BEARING,BALL,ANNULAR
6675-00-641-3166INTERCHANGEABLE
PROTRACTOR,SEMICIRCULAR
5950-00-648-1055INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5950-01-046-6969INTERCHANGEABLE
TRANSFORMER,POWER
6530-01-262-0634INTERCHANGEABLE
PAD,COLD TREATMENT
3547
4930-01-301-9162INTERCHANGEABLE
COUPLING,GREASE GUN
3547
3110-01-320-9282INTERCHANGEABLE
ADAPTER SLEEVE,BEARING
3547
5310-01-616-0860INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3547

Frequently Asked Questions

What is NSN 5340-00-255-4399?

NSN 5340-00-255-4399 is a Cap,protective,dust and Moisture, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-255-4399?

NSN 5340-00-255-4399 has 1 cross-referenced part number: 3547 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).

What NSN replaces 5340-00-255-4399?

There are 12 known substitutes for 5340-00-255-4399: 6625-00-078-5695, 6750-00-274-6725, 2530-00-300-6798 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3547?

Key specifications for 3547: Inside Diameter Length: 0.812 INCHES NOMINAL IN; Round Cap Outside Surface Condition: SMOOTH; Opening Inside Diameter for Which Designed: 0.188 INCHES NOMINAL IN; Design Type: FRICTION. 6 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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