D-8639 — TEST SET,TELECOMMUNICATION SYSTE

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

D-8639: TEST SET,TELECOMMUNICATION SYSTE.

TEST SET,TELECOMMUNICATION SYSTE. Key specifications include width: 19.000 INCHES NOMINAL19.000 INCHES NOMINAL IN, height: 3.500 INCHES NOMINAL IN, length: 20.000 INCHES MAXIMUM20.000 INCHES MAXIMUM IN, frequency_rating: 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED, ac_voltage_rating: 250.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED, enclosure_feature: SINGLE ITEM W/HOUSING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-203-8257, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

D-8639

NSN: 5330-01-203-8257
NIINs: 012038257, 015165524
FSC: 5330 — Packing and Gasket Materials
CAGE: 55102 — CONTINENTAL EMSCO CO SKAGIT PRODUCTS DIV (USA)

SPECIFICATIONS

width	19.000 INCHES NOMINAL19.000 INCHES NOMINAL IN
height	3.500 INCHES NOMINAL IN
length	20.000 INCHES MAXIMUM20.000 INCHES MAXIMUM IN
frequency_rating	47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
ac_voltage_rating	250.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
enclosure_feature	SINGLE ITEM W/HOUSING
test_type_for_which_designed	FREQUENCY TRANSLATION FOR SATELLITE COMMUNICATIONS
NSN	5330-01-203-8257

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

52687-H PIECE 55Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is D-8639?

D-8639 is a TEST SET,TELECOMMUNICATION SYSTE.

What parts can replace D-8639?

There is 1 known substitute for D-8639: 52687-H PIECE 55. Substitute compatibility should be verified for your specific system.

What is the NSN for D-8639?

D-8639 is cataloged in the U.S. Government catalog under NSN 5330-01-203-8257. This indicates validated use in U.S. government and defense supply chains.

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D-8639 — TEST SET,TELECOMMUNICATION SYSTE

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