PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

405921Spacer

Telemechanics Inc · NSN 5365-01-064-1271 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-064-1271 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-064-1271. Primary manufacturer part number: 405921.
Features
  • Spacer — FSC 5365
  • General Characteristics Item Description: 0.375 IN. LG; 0.188 IN. W; ABS PLASTIC IN
  • 2 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Spacer, cataloged under National Stock Number 5365-01-064-1271, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-064-1271
Primary Part Number405921
Item NameSpacer
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
General Characteristics Item Description0.375 IN. LG; 0.188 IN. W; ABS PLASTIC IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-554-5839 INTERCHANGEABLE
Bearing,ball,annular
5962-01-069-0419 INTERCHANGEABLE
Microcircuit,digital
5315-01-296-0424 INTERCHANGEABLE
Pin,straight,headed
4210-01-429-4325405921 INTERCHANGEABLE
Proportioner,foam Liquid,injecti
Tyco Fire Products Lp
4730-01-538-1645405921 INTERCHANGEABLE
Adapter,straight,flange to Pipe
Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
405921 American Telephone and Telegraph Co (USA)
405921 PRIMARY Telemechanics Inc (USA)
Related Parts
3110-00-554-5839INTERCHANGEABLE
BEARING,BALL,ANNULAR
5962-01-069-0419INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5315-01-296-0424INTERCHANGEABLE
PIN,STRAIGHT,HEADED
4210-01-429-4325INTERCHANGEABLE
PROPORTIONER,FOAM LIQUID,INJECTI
405921
4730-01-538-1645INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO PIPE
405921

Frequently Asked Questions

What is NSN 5365-01-064-1271?

NSN 5365-01-064-1271 is a Spacer, manufactured by Telemechanics Inc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-064-1271?

NSN 5365-01-064-1271 has 2 cross-referenced part numbers: 405921 (American Telephone and Telegraph Co), 405921 (Telemechanics Inc).

What NSN replaces 5365-01-064-1271?

There are 5 known substitutes for 5365-01-064-1271: 3110-00-554-5839, 5962-01-069-0419, 5315-01-296-0424 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 405921?

Key specifications for 405921: General Characteristics Item Description: 0.375 IN. LG; 0.188 IN. W; ABS PLASTIC 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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