PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14774Seal,mechanical

Westerbeke Corporation · NSN 5330-00-857-1118 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-857-1118 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-857-1118. Primary manufacturer part number: 14774.
Features
  • Seal,mechanical — FSC 5330
  • General Characteristics Item Description: STEEL PHOSPHATE COATED,BLACK SYN RUBBER;HARD BLACK PLASTIC;0.625 IN.SHAFT SIZE FREE 0.600;1.062 IN. BORE SIZE FREE 1.092;1.582 IN.FREE LG OF ASSEMBLY;0.760 IN.COMPRESSED LG OF ASSEMBLY;1.000 IN.INSTALLED LG IN
  • 2 verified cross-references
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,mechanical, cataloged under National Stock Number 5330-00-857-1118, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Westerbeke Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN5330-00-857-1118
Primary Part Number14774
Item NameSeal,mechanical
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerWesterbeke Corporation
StatusACTIVE
General Characteristics Item DescriptionSTEEL PHOSPHATE COATED,BLACK SYN RUBBER;HARD BLACK PLASTIC;0.625 IN.SHAFT SIZE FREE 0.600;1.062 IN. BORE SIZE FREE 1.092;1.582 IN.FREE LG OF ASSEMBLY;0.760 IN.COMPRESSED LG OF ASSEMBLY;1.000 IN.INSTALLED LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-185314774 INTERCHANGEABLE
Ring,adjusting,blowdown
Ashcroft Inc Dba Heise
3110-00-155-62001006-5 INTERCHANGEABLE
Bearing,ball,annular
Linde Material Handling North America Corporation
1680-00-238-1049CC80368HS INTERCHANGEABLE
Roller,guide,actuator
Rbc Aircraft Products, Inc.
4730-00-359-0431F3511 INTERCHANGEABLE
Connector,multiple,fluid Pressur
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3455-00-476-0594350700078 INTERCHANGEABLE
Cutter,upper
Rw Acquisition, Llc Dba Roper Whitney Company
6240-00-577-81754001 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5325-00-598-1186 INTERCHANGEABLE
Ring,retaining
4810-00-783-239714774 INTERCHANGEABLE
Valve,linear,directional Control
Moog Inc
5965-00-892-1092H-213/GTC-8 INTERCHANGEABLE
Headset-Microphone
Joint Electronics Type Designation System
5305-01-121-1283V4 INTERCHANGEABLE
Screw,machine
Robert H Wager Co Inc
Cross-Reference Index
Part NumberManufacturer
14774 PRIMARY Westerbeke Corporation (USA)
10927 Westerbeke Corporation (USA)
Related Parts
4820-00-036-1853INTERCHANGEABLE
RING,ADJUSTING,BLOWDOWN
14774
3110-00-155-6200INTERCHANGEABLE
BEARING,BALL,ANNULAR
1006-5
1680-00-238-1049INTERCHANGEABLE
ROLLER,GUIDE,ACTUATOR
CC80368HS
4730-00-359-0431INTERCHANGEABLE
CONNECTOR,MULTIPLE,FLUID PRESSUR
F3511
3455-00-476-0594INTERCHANGEABLE
CUTTER,UPPER
350700078
6240-00-577-8175INTERCHANGEABLE
LAMP,INCANDESCENT
4001
5325-00-598-1186INTERCHANGEABLE
RING,RETAINING
4810-00-783-2397INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
14774
5965-00-892-1092INTERCHANGEABLE
HEADSET-MICROPHONE
H-213/GTC-8
5305-01-121-1283INTERCHANGEABLE
SCREW,MACHINE
V4
4320-01-141-7805INTERCHANGEABLE
RING,WEARING
960184-01
5315-01-186-3299INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS

Frequently Asked Questions

What is NSN 5330-00-857-1118?

NSN 5330-00-857-1118 is a Seal,mechanical, manufactured by Westerbeke Corporation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-857-1118?

NSN 5330-00-857-1118 has 2 cross-referenced part numbers: 14774 (Westerbeke Corporation), 10927 (Westerbeke Corporation).

What NSN replaces 5330-00-857-1118?

There are 12 known substitutes for 5330-00-857-1118: 4820-00-036-1853, 3110-00-155-6200, 1680-00-238-1049 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14774?

Key specifications for 14774: General Characteristics Item Description: STEEL PHOSPHATE COATED,BLACK SYN RUBBER;HARD BLACK PLASTIC;0.625 IN.SHAFT SIZE FREE 0.600;1.062 IN. BORE SIZE FREE 1.092;1.582 IN.FREE LG OF ASSEMBLY;0.760 IN.COMPRESSED LG OF ASSEMBLY;1.000 IN.INSTALLED LG IN. 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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