PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42565X-Ray Apparatus,radiographic,ind

Leidos, Inc. · NSN 6635-01-508-0404 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-508-0404 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-508-0404. Primary manufacturer part number: 42565.
Features
  • X-Ray Apparatus,radiographic,ind — FSC 6635
  • 1 verified cross-reference
  • Primary manufacturer: Leidos, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The X-Ray Apparatus,radiographic,ind, cataloged under National Stock Number 6635-01-508-0404, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Leidos, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN6635-01-508-0404
Primary Part Number42565
Item NameX-Ray Apparatus,radiographic,ind
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerLeidos, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-540-347042565 INTERCHANGEABLE
Valve,gate
Portsmouth Naval Shipyard
2940-00-849-329342565 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
6615-00-884-190042565 INTERCHANGEABLE
Gyroscope,displacement
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5342-01-209-756142565 INTERCHANGEABLE
Button
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
7045-01-670-009942565-2 INTERCHANGEABLE
Case,computer
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
Cross-Reference Index
Part NumberManufacturer
42565 PRIMARY Leidos, Inc. (USA)
Related Parts
4820-00-540-3470INTERCHANGEABLE
VALVE,GATE
42565
2940-00-849-3293INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42565
6615-00-884-1900INTERCHANGEABLE
GYROSCOPE,DISPLACEMENT
42565
5342-01-209-7561INTERCHANGEABLE
BUTTON
42565
7045-01-670-0099INTERCHANGEABLE
CASE,COMPUTER
42565-2

Frequently Asked Questions

What is NSN 6635-01-508-0404?

NSN 6635-01-508-0404 is a X-Ray Apparatus,radiographic,ind, manufactured by Leidos, Inc., classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-508-0404?

NSN 6635-01-508-0404 has 1 cross-referenced part number: 42565 (Leidos, Inc.).

What NSN replaces 6635-01-508-0404?

There are 5 known substitutes for 6635-01-508-0404: 4820-00-540-3470, 2940-00-849-3293, 6615-00-884-1900 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42565?

Key specifications for 42565: Special Features: WIRELESS OPTION FOR THE RTR 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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