PartsTable
Technical Data Sheet

RD21778/51633 — TERMINAL,FEEDTHRU

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

RD21778/51633: TERMINAL,FEEDTHRU.

The TERMINAL,FEEDTHRU is a the manufacturer industrial component. Key specifications include largest_width: 0.075 INCHES SINGLE END IN, overall_diameter: 0.950 INCHES0.950 INCHES IN, basic_shape_style: NONTUBULAR ROUND, conductor_accommodation_type: SQUARE PIN ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5940-00-122-7669, 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
RD21778/51633
NSN: 5940-00-122-7669
FSC: 5940 — Lugs, Terminals, and Terminal Strips
CAGE: 51663 — HYDRO-AIRE AEROSPACE CORP. DBA LEAR ROMEC DIV LEAR ROMEC (USA)
SPECIFICATIONS
largest_width0.075 INCHES SINGLE END IN
overall_diameter0.950 INCHES0.950 INCHES IN
basic_shape_styleNONTUBULAR ROUND
conductor_accommodation_typeSQUARE PIN ALL ENDS
NSN5940-00-122-7669
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL,FEEDTHRU TITLE COMPONENT PN RD21778/51633 MFR TERMINAL,FEEDTHRU
KEY FEATURES
•
OVERALL DIAMETER: 0.950 INCHES0.950 INCHES IN
•
BASIC SHAPE STYLE: NONTUBULAR ROUND
•
CONDUCTOR ACCOMMODATION TYPE: SQUARE PIN ALL ENDS
•
LARGEST WIDTH: 0.075 INCHES SINGLE END IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.950 INCHES0.950 INCHES IN
BASIC SHAPE STYLENONTUBULAR ROUND
CONDUCTOR ACCOMMODATION TYPESQUARE PIN ALL ENDS
LARGEST WIDTH0.075 INCHES SINGLE END IN
OTHER ITEMS IN FSC 5940 — Lugs, Terminals, and Terminal Strips
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5940-00-000-0045 5940-00-000-0235 5940-00-001-1331 5940-00-001-1332 5940-00-001-1333 5940-00-001-1335 5940-00-001-1336 5940-00-001-1358
SUBSTITUTES & CROSS-REFERENCES 1
RD21778Same 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 demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RD21778/51633?
RD21778/51633 is a TERMINAL,FEEDTHRU.
What parts can replace RD21778/51633?
There is 1 known substitute for RD21778/51633: RD21778. Substitute compatibility should be verified for your specific system.
What is the NSN for RD21778/51633?
RD21778/51633 is cataloged in the U.S. Government catalog under NSN 5940-00-122-7669. 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.