PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203039Washer,flat

Andrew Llc · NSN 5310-01-561-2770 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-561-2770 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-561-2770. Primary manufacturer part number: 203039.
Features
  • Washer,flat — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Andrew Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-561-2770, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Andrew Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-561-2770
Primary Part Number203039
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAndrew Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-00-106-42871820-0077 INTERCHANGEABLE
Microcircuit,digital
Hewlett-Packard Company Dba HP
2240-00-499-6794203039 INTERCHANGEABLE
Plate
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
203039 PRIMARY Andrew Llc (USA)
Related Parts
5962-00-106-4287INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
1820-0077
2240-00-499-6794INTERCHANGEABLE
PLATE
203039

Frequently Asked Questions

What is NSN 5310-01-561-2770?

NSN 5310-01-561-2770 is a Washer,flat, manufactured by Andrew Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-561-2770?

NSN 5310-01-561-2770 has 1 cross-referenced part number: 203039 (Andrew Llc).

What NSN replaces 5310-01-561-2770?

There are 2 known substitutes for 5310-01-561-2770: 5962-00-106-4287, 2240-00-499-6794. Verify interchangeability with system specifications before substitution.

What are the specifications of 203039?

Key specifications for 203039: End Item Identification: ANTENNE SATCOM; Special Features: 3/8 INCH FLAT WASHER (OVERSIZED). SUBREFLECTOR STRUT KIT PART IN. 2 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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