PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC-B-70021Plate,retaining,shaft

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3040-00-356-3325 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-356-3325 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-356-3325. Primary manufacturer part number: SC-B-70021.
Features
  • Plate,retaining,shaft — FSC 3040
  • Mounting Hole Diameter: 0.138 INCHES NOMINAL IN
  • Thickness: 0.109 INCHES NOMINAL IN
  • Shape: RECTANGULAR
  • Aperture Diameter: 0.138 INCHES NOMINAL IN
  • Material: STEEL
  • Mounting Hole Quantity: 1
  • 2 verified cross-references
Applications
  • Applications requiring Steel construction
General Description

The Plate,retaining,shaft, cataloged under National Stock Number 3040-00-356-3325, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 6 verified specifications, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-356-3325
Primary Part NumberSC-B-70021
Item NamePlate,retaining,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Mounting Hole Diameter0.138 INCHES NOMINAL IN
Thickness0.109 INCHES NOMINAL IN
ShapeRECTANGULAR
Aperture Diameter0.138 INCHES NOMINAL IN
MaterialSTEEL
Mounting Hole Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-222-946850434 INTERCHANGEABLE
Drill,twist
Morse Cutting Tools
5210-00-293-00055210-00-293-0005 INTERCHANGEABLE
Level,bench
General Services Administration Federal Supply Service
4820-00-446-2744504-3/4 INTERCHANGEABLE
Valve,angle
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4440-00-792-17315043-4 INTERCHANGEABLE
Desiccant Container,dehumidifier
Raytheon Company Div Rmd Strategic
5910-00-810-1265101239-4 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Viking Technologies, Ltd.
5330-01-197-744050434 INTERCHANGEABLE
Seal
Lowensten W W
4240-01-250-2262R4030 INTERCHANGEABLE
Respirator,air Filtering
Square D Co Monroe Plant
4730-01-282-5070 INTERCHANGEABLE
Adapter,straight,pipe to Tube
6680-01-317-7958005-013-001 INTERCHANGEABLE
Switch,liquid Level
Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division
5975-01-331-42970050430410 INTERCHANGEABLE
Plate,electrical Grounding
Newton Instrument Company Dba Newton Instrument Co
Cross-Reference Index
Part NumberManufacturer
SC-B-70021 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
50434 Kleinschmidt Inc (USA)
Related Parts
5133-00-222-9468INTERCHANGEABLE
DRILL,TWIST
50434
5210-00-293-0005INTERCHANGEABLE
LEVEL,BENCH
5210-00-293-0005
4820-00-446-2744INTERCHANGEABLE
VALVE,ANGLE
504-3/4
4440-00-792-1731INTERCHANGEABLE
DESICCANT CONTAINER,DEHUMIDIFIER
5043-4
5910-00-810-1265INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
101239-4
5330-01-197-7440INTERCHANGEABLE
SEAL
50434
4240-01-250-2262INTERCHANGEABLE
RESPIRATOR,AIR FILTERING
R4030
4730-01-282-5070INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
6680-01-317-7958INTERCHANGEABLE
SWITCH,LIQUID LEVEL
005-013-001
5975-01-331-4297INTERCHANGEABLE
PLATE,ELECTRICAL GROUNDING
0050430410
2530-01-588-9171INTERCHANGEABLE
RIM,WHEEL,PNEUMATIC TIRE
50434EX
5950-01-597-2552INTERCHANGEABLE
TRANSFORMER,POWER
50434

Frequently Asked Questions

What is NSN 3040-00-356-3325?

NSN 3040-00-356-3325 is a Plate,retaining,shaft, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-356-3325?

NSN 3040-00-356-3325 has 2 cross-referenced part numbers: SC-B-70021 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 50434 (Kleinschmidt Inc).

What NSN replaces 3040-00-356-3325?

There are 12 known substitutes for 3040-00-356-3325: 5133-00-222-9468, 5210-00-293-0005, 4820-00-446-2744 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SC-B-70021?

Key specifications for SC-B-70021: Mounting Hole Diameter: 0.138 INCHES NOMINAL IN; Thickness: 0.109 INCHES NOMINAL IN; Shape: RECTANGULAR; Aperture Diameter: 0.138 INCHES NOMINAL IN. 8 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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