PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4450Test Stand Assy

Shelly Associates Inc. · NSN 4920-00-712-5705 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-712-5705 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-712-5705. Primary manufacturer part number: 4450.
Features
  • Test Stand Assy — FSC 4920
  • Reference Data and Literature: T.O. 33D3-28-2-4
  • 1 verified cross-reference
  • Primary manufacturer: Shelly Associates Inc.
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Test Stand Assy, cataloged under National Stock Number 4920-00-712-5705, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Shelly Associates Inc.. Government technical data includes 1 verified specification, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-00-712-5705
Primary Part Number4450
Item NameTest Stand Assy
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerShelly Associates Inc.
StatusACTIVE
Reference Data and LiteratureT.O. 33D3-28-2-4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5340-00-024-6347 INTERCHANGEABLE
Retainer,helical Compression Spr
3110-00-100-0636 INTERCHANGEABLE
Cup,tapered Roller Bearing
6760-00-397-9635601128 INTERCHANGEABLE
Screen,focusing
Polaroid Corporation Dba Polaroid
5962-00-437-8256 INTERCHANGEABLE
Microcircuit,linear
5310-00-737-2632 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5305-01-083-71724450 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
5305-01-102-9837 INTERCHANGEABLE
Screw,shoulder
5120-01-333-8370445-0 INTERCHANGEABLE
Bit,screwdriver
Apex Tool Group, Llc
5340-01-560-02784450 INTERCHANGEABLE
Standoff,threaded,spacing
Coda Octopus Engineering, Inc.
6515-01-570-67064450 INTERCHANGEABLE
Annuloplasty Ring
Edwards Lifesciences Llc
Cross-Reference Index
Part NumberManufacturer
4450 Shelly Associates Inc. (USA)
Related Parts
5340-00-024-6347INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
3110-00-100-0636INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
6760-00-397-9635INTERCHANGEABLE
SCREEN,FOCUSING
601128
5962-00-437-8256INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5310-00-737-2632INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5305-01-083-7172INTERCHANGEABLE
SCREW,SHOULDER
4450
5305-01-102-9837INTERCHANGEABLE
SCREW,SHOULDER
5120-01-333-8370INTERCHANGEABLE
BIT,SCREWDRIVER
445-0
5340-01-560-0278INTERCHANGEABLE
STANDOFF,THREADED,SPACING
4450
6515-01-570-6706INTERCHANGEABLE
ANNULOPLASTY RING
4450
5365-01-607-7374INTERCHANGEABLE
SPACER,STRAIGHT
4450

Frequently Asked Questions

What is NSN 4920-00-712-5705?

NSN 4920-00-712-5705 is a Test Stand Assy, manufactured by Shelly Associates Inc., classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-712-5705?

NSN 4920-00-712-5705 has 1 cross-referenced part number: 4450 (Shelly Associates Inc.).

What NSN replaces 4920-00-712-5705?

There are 11 known substitutes for 4920-00-712-5705: 5340-00-024-6347, 3110-00-100-0636, 6760-00-397-9635 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4450?

Key specifications for 4450: Reference Data and Literature: T.O. 33D3-28-2-4. 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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