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Technical Data Sheet
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40644 ✓ Verified by PartsTable
Sandberg · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The Sandberg ActionCase is a superb shock-absorbing cover. Keep your device in the soft inner-cover to ensure complete protection combined with the hard plastic shell. Perfect for devices subjected to extra wear and tear and for outdoor activities.

A practical, folding stand is built into the back, so that you can watch films at the right angle for instance. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-147-9402, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
40644
NSN: 3040-00-147-9402
FSC: 3040
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.750 INCHES NOMINAL IN
point_typeCONVENTIONAL
body_height0.562 INCHES NOMINAL IN
body_length0.875 INCHES NOMINAL IN
bulb_length1.812 INCHES NOMINAL IN
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
corner_shapeSQUARE OUTSIDE RIGHT CORNER
flute_length5.125 INCHES NOMINAL IN
thread_class3A SINGLE THREADED BUSHING A
bulb_diameter0.730 INCHES NOMINAL IN
NSN3040-00-147-9402
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Sandberg TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 40644 MFR Sandberg TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
MATERIAL: COPPER ALLOY
•
STEP QUANTITY: 3
•
SECOND END STYLE: PLAIN
•
FIRST END STYLE: PLAIN
•
FIRST END DIAMETER: 0.5600 INCHES MINIMUM AND 0.5605 INCHES MAXIMUM IN
•
FSC APPLICATION DATA: ACFT ENG R2800
•
MATERIAL DOCUMENT AND CLASSIFICATION: BRONZE PER PWA 231 ASSN STD SINGLE MATERIAL RESPONSE
•
LARGEST STEP DIAMETER: 0.5625 INCHES MINIMUM AND 0.5635 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
STEP QUANTITY3
SECOND END STYLEPLAIN
FIRST END STYLEPLAIN
FIRST END DIAMETER0.5600 INCHES MINIMUM AND 0.5605 INCHES MAXIMUM IN
FSC APPLICATION DATAACFT ENG R2800
MATERIAL DOCUMENT AND CLASSIFICATIONBRONZE PER PWA 231 ASSN STD SINGLE MATERIAL RESPONSE
LARGEST STEP DIAMETER0.5625 INCHES MINIMUM AND 0.5635 INCHES MAXIMUM IN
OVERALL LENGTH4.1250 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
646149Interchangeable
interchangeable cross-reference
interchangeable
40644Interchangeable
interchangeable cross-reference
interchangeable
C7-6778Interchangeable
interchangeable cross-reference
interchangeable
6778-1Interchangeable
interchangeable cross-reference
interchangeable
HB195Interchangeable
interchangeable cross-reference
interchangeable
413664-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40644?
40644 is a TRANSFORMER,AUDIO FREQUENCY manufactured by Sandberg.
What parts can replace 40644?
There are 11 known substitutes for 40644: 646149, 40644, C7-6778 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40644?
40644 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-147-9402. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026