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Technical Data Sheet
221-A ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 VALVE SPUD,PNEUMATIC TIRE is a the manufacturer industrial component. Key specifications include phase: SINGLE, width: 10.125 INCHES NOMINAL IN, height: 8.375 INCHES NOMINAL IN, length: 11.000 INCHES NOMINAL IN, frequency_rating: 400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED, special_features: PORTABLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-333-9148, 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
MRO MRO_GENERAL 221-A
NSN: 6625-01-333-9148
FSC: 6625
CAGE: 0L1E5 — LOCKHEED MARTIN CORPORATION (USA)
SPECIFICATIONS
phaseSINGLE
width10.125 INCHES NOMINAL IN
height8.375 INCHES NOMINAL IN
length11.000 INCHES NOMINAL IN
frequency_rating400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
special_featuresPORTABLE
ac_voltage_rating115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
enclosure_featureSINGLE ITEM W/HOUSING
supplementary_features-309 DIFFERS FROM -307 ONLY IN THE POSITION OF THE JUMPER AT POSITION E1,E2,& E3; USED IN MODEL 221A DIGITAL FLIGHT DATA RECORDER A
test_type_for_which_designedFUNCTIONAL
reference_data_and_literatureT.O. 33D7-12-164-1
electrical_power_source_relationshipOPERATING
NSN6625-01-333-9148
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE SPUD,PNEUMATIC TIRE TITLE COMPONENT PN 221-A MFR VALVE SPUD,PNEUMATIC T
KEY FEATURES
ELECTRICAL POWER SOURCE RELATIONSHIP: OPERATING
HEIGHT: 8.375 INCHES NOMINAL IN
AC VOLTAGE RATING: 115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
ENCLOSURE FEATURE: SINGLE ITEM W/HOUSING
LENGTH: 11.000 INCHES NOMINAL IN
WIDTH: 10.125 INCHES NOMINAL IN
REFERENCE DATA AND LITERATURE: T.O. 33D7-12-164-1
TECHNICAL CHARACTERISTICS (FLIS)
ELECTRICAL POWER SOURCE RELATIONSHIPOPERATING
HEIGHT8.375 INCHES NOMINAL IN
AC VOLTAGE RATING115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
SPECIAL FEATURESPORTABLE
ENCLOSURE FEATURESINGLE ITEM W/HOUSING
LENGTH11.000 INCHES NOMINAL IN
WIDTH10.125 INCHES NOMINAL IN
REFERENCE DATA AND LITERATURET.O. 33D7-12-164-1
TEST TYPE FOR WHICH DESIGNEDFUNCTIONAL
FREQUENCY RATING400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
10077A860-301Upgraded Successor
successor cross-reference
successor
10077A860Upgraded Successor
successor cross-reference
successor
A20058Interchangeable
interchangeable cross-reference
interchangeable
AT25226Interchangeable
interchangeable cross-reference
interchangeable
TR618Interchangeable
interchangeable cross-reference
interchangeable
45J102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 221-A?
221-A is a VALVE SPUD,PNEUMATIC TIRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 221-A?
There are 9 known substitutes for 221-A: 10077A860-301, 10077A860, A20058 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 221-A?
221-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-333-9148. This indicates validated use in U.S. government and defense supply chains.
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