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AS137 — ATTENUATOR,VARIABLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

AS137: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include overall_width: 1.250 INCHES NOMINAL IN, overall_height: 0.750 INCHES NOMINAL IN, overall_length: 2.190 INCHES NOMINAL IN, application_design: TRANSMISSION LINE, end_item_identification: AN/ALQ-119, mounting_facility_pattern: TWO POSITION IN-LINE. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-188-7965, 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
AS137
NSN: 5985-00-188-7965
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 22534 — HYLETRONICS LIMITED PARTNERSHIP (USA)
SPECIFICATIONS
overall_width1.250 INCHES NOMINAL IN
overall_height0.750 INCHES NOMINAL IN
overall_length2.190 INCHES NOMINAL IN
application_designTRANSMISSION LINE
end_item_identificationAN/ALQ-119
mounting_facility_patternTWO POSITION IN-LINE
unthreaded_mounting_hole_diameter0.150 INCHES NOMINAL IN
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S)
distance_between_mounting_facility_centers1.250 INCHES NOMINAL IN
NSN5985-00-188-7965
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,VARIABLE TITLE COMPONENT PN AS137 MFR ATTENUATOR,VARIABLE
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S)
•
MOUNTING FACILITY PATTERN: TWO POSITION IN-LINE
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.150 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
OVERALL HEIGHT0.750 INCHES NOMINAL IN
MOUNTING FACILITY PATTERNTWO POSITION IN-LINE
UNTHREADED MOUNTING HOLE DIAMETER0.150 INCHES NOMINAL IN
OVERALL LENGTH2.190 INCHES NOMINAL IN
OVERALL WIDTH1.250 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.250 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAN/ALQ-119
APPLICATION DESIGNTRANSMISSION LINE
OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876
SUBSTITUTES & CROSS-REFERENCES 2
AM7019Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
581R082H01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is AS137?
AS137 is a ATTENUATOR,VARIABLE.
What parts can replace AS137?
There are 2 known substitutes for AS137: AM7019, 581R082H01. Substitute compatibility should be verified for your specific system.
What is the NSN for AS137?
AS137 is cataloged in the U.S. Government catalog under NSN 5985-00-188-7965. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.