PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51806Spacer,ring

Tech Products Corp · NSN 5365-01-445-9199 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-445-9199 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-445-9199. Primary manufacturer part number: 51806.
Features
  • Spacer,ring — FSC 5365
  • 2 verified cross-references
  • Primary manufacturer: Tech Products Corp
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Spacer,ring, cataloged under National Stock Number 5365-01-445-9199, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tech Products Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSpacer,ring
FSC / FSG5365 — No Item Name Available (FSG 53)
ManufacturersTech Products Corp (CAGE 5P059); Briskheat Corporation Dba Briskheat Corp (CAGE 90411)
Technical Specifications
ParameterValue
NSN5365-01-445-9199
Primary Part Number51806
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerTech Products Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4310-00-367-5140 INTERCHANGEABLE
Vacuum Pump,reciprocating
6675-00-373-389940-784 INTERCHANGEABLE
Worm Assembly
Warren Industries Inc Dba Warren Industries Inc Div Warren-Knight Instrument Co. and N. Amer. Survey Supply Co.
3120-00-398-8159 INTERCHANGEABLE
Bearing,sleeve
5950-00-404-21501097D INTERCHANGEABLE
Transformer,audio Frequency
A M I/ Coast Magnetics Inc. Dba Coast Magnetics
6550-00-890-1965 INTERCHANGEABLE
Antigen,proteus Ox K
4330-01-058-5455195852 INTERCHANGEABLE
Filter Element,fluid
Hyster-Yale Group, Inc.
5310-01-723-273351806-070 INTERCHANGEABLE
Washer,lock
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
51806 PRIMARY Tech Products Corp (USA)
40784 Briskheat Corporation Dba Briskheat Corp (USA)
Related Parts
4310-00-367-5140INTERCHANGEABLE
VACUUM PUMP,RECIPROCATING
6675-00-373-3899INTERCHANGEABLE
WORM ASSEMBLY
40-784
3120-00-398-8159INTERCHANGEABLE
BEARING,SLEEVE
5950-00-404-2150INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1097D
6550-00-890-1965INTERCHANGEABLE
ANTIGEN,PROTEUS OX K
4330-01-058-5455INTERCHANGEABLE
FILTER ELEMENT,FLUID
195852
5310-01-723-2733INTERCHANGEABLE
WASHER,LOCK
51806-070

Frequently Asked Questions

What is NSN 5365-01-445-9199?

NSN 5365-01-445-9199 is a Spacer,ring, manufactured by Tech Products Corp, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-445-9199?

NSN 5365-01-445-9199 has 2 cross-referenced part numbers: 51806 (Tech Products Corp), 40784 (Briskheat Corporation Dba Briskheat Corp).

What NSN replaces 5365-01-445-9199?

There are 7 known substitutes for 5365-01-445-9199: 4310-00-367-5140, 6675-00-373-3899, 3120-00-398-8159 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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