PartsTable
Technical Data Sheet
PartsTable / MOUNT,RESILIENT,WEAPON SYSTEM / H28-1
H28-1 ✓ Verified by PartsTable
— · 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 TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 HOOK, body_length: 2.250 INCHES NOMINAL IN, hole_diameter: 0.189 INCHES NOMINAL IN, overall_width: 1.100 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, overall_length: 5.650 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5342-00-975-6276, 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
H28-1
NSN: 5342-00-975-6276
FSC: 5342 — MOUNT,RESILIENT,WEAPON SYSTEM
CAGE: 98587 — IMS ENGINEERED PRODUCTS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 HOOK
body_length2.250 INCHES NOMINAL IN
hole_diameter0.189 INCHES NOMINAL IN
overall_width1.100 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_length5.650 INCHES NOMINAL IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating40.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
operation_methodLEVER
surface_treatmentCADMIUM OR CHROMATE LINK
fsc_application_dataTEST SET,AIRCRAFT ENGINE
body_outside_diameter1.625 INCHES NOMINAL IN
NSN5342-00-975-6276
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN H28-1 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL BASE PLATE,0.875 IN. FROM ROLLER CTR TO END OF CATCH,0.953 IN. C TO C DISTANCE BETWEEN MTG SLOTS 0.406 IN. LG 0.188 IN. W IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL BASE PLATE,0.875 IN. FROM ROLLER CTR TO END OF CATCH,0.953 IN. C TO C DISTANCE BETWEEN MTG SLOTS 0.406 IN. LG 0.188 IN. W IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
H28-1Interchangeable
interchangeable cross-reference
interchangeable
24L1-1Interchangeable
interchangeable cross-reference
interchangeable
438884Interchangeable
interchangeable cross-reference
interchangeable
M27/197-10Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-27/197Interchangeable
interchangeable cross-reference
interchangeable
68D301011-2053Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H28-1?
H28-1 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace H28-1?
There are 6 known substitutes for H28-1: H28-1, 24L1-1, 438884 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H28-1?
H28-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5342-00-975-6276. 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