PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45003Pad,cushioning

Northwestern Tools, Inc. · NSN 5340-01-202-4542 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-202-4542 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-202-4542. Primary manufacturer part number: 45003.
Features
  • Pad,cushioning — FSC 5340
  • Material: PLASTIC POLYAMIDE NYLON CUSHIONING
  • Diameter: 0.4375 INCHES NOMINAL IN
  • Thickness: 0.2500 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Northwestern Tools, Inc.
Applications
  • Applications requiring Plastic Polyamide Nylon Cushioning construction
General Description

The Pad,cushioning, cataloged under National Stock Number 5340-01-202-4542, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northwestern Tools, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-202-4542
Primary Part Number45003
Item NamePad,cushioning
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNorthwestern Tools, Inc.
StatusCANCELLED
MaterialPLASTIC POLYAMIDE NYLON CUSHIONING
Diameter0.4375 INCHES NOMINAL IN
Thickness0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 11
No Item Name Available
1630-00-723-2890AP418550 INTERCHANGEABLE
Lining,friction
Jay-Em Aerospace Corporation
1660-00-811-5259 INTERCHANGEABLE
Mask,oxygen
6680-00-815-91854500-3P5 INTERCHANGEABLE
Indicator,differential Pressure
Michigan Dynamics Inc
5960-00-904-8836 INTERCHANGEABLE
Electron Tube
5330-01-013-5852 INTERCHANGEABLE
Gasket
4310-01-117-2833 INTERCHANGEABLE
Cover,end
6680-01-200-180245003 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
7530-01-304-36165331 INTERCHANGEABLE
Label
Avery Intl Avery Label Div
5340-01-516-491445003 INTERCHANGEABLE
Cover,protective,dust and Moistu
Simpson Electric Company, Inc.
Cross-Reference Index
Part NumberManufacturer
7687-23500-001 Hughes Missile Systems Co San Diego (USA)
45003 PRIMARY Northwestern Tools, Inc. (USA)
7687-23500-001 Raytheon Company (USA)
Related Parts
5340-00-689-4123SUCCESSOR
NO ITEM NAME AVAILABLE
1630-00-723-2890INTERCHANGEABLE
LINING,FRICTION
AP418550
1660-00-811-5259INTERCHANGEABLE
MASK,OXYGEN
6680-00-815-9185INTERCHANGEABLE
INDICATOR,DIFFERENTIAL PRESSURE
4500-3P5
5960-00-904-8836INTERCHANGEABLE
ELECTRON TUBE
5330-01-013-5852INTERCHANGEABLE
GASKET
4310-01-117-2833INTERCHANGEABLE
COVER,END
6680-01-200-1802INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
45003
7530-01-304-3616INTERCHANGEABLE
LABEL
5331
5340-01-516-4914INTERCHANGEABLE
COVER,PROTECTIVE,DUST AND MOISTU
45003
5935-01-663-5074INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
45-003

Frequently Asked Questions

What is NSN 5340-01-202-4542?

NSN 5340-01-202-4542 is a Pad,cushioning, manufactured by Northwestern Tools, Inc., classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-01-202-4542?

NSN 5340-01-202-4542 has 3 cross-referenced part numbers: 7687-23500-001 (Hughes Missile Systems Co San Diego), 45003 (Northwestern Tools, Inc.), 7687-23500-001 (Raytheon Company).

What NSN replaces 5340-01-202-4542?

There are 11 known substitutes for 5340-01-202-4542: 5340-00-689-4123, 1630-00-723-2890, 1660-00-811-5259 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45003?

Key specifications for 45003: Material: PLASTIC POLYAMIDE NYLON CUSHIONING; Diameter: 0.4375 INCHES NOMINAL IN; Thickness: 0.2500 INCHES NOMINAL IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-01-202-4542 still in active supply?

NSN 5340-01-202-4542 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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