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WF791 — NETWORK,PHASE CHANGING

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

WF791: NETWORK,PHASE CHANGING.

The NETWORK,PHASE CHANGING is a the manufacturer industrial component. Key specifications include material: FIBER CASE, body_style: TUBE TYPE, body_length: 4.625 INCHES MINIMUM AND 4.813 INCHES MAXIMUM IN, body_diameter: 1.970 INCHES MAXIMUM IN, overall_length: 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN, terminal_length: 0.750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-021-0811, 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→ WF791
NSN: 5920-00-021-0811
NIINs: 000210811, 000273203, 000500540, 000500541, 000500543, 000500544, 000504961, 000504968, 000504974, 001319797, 001319867, 001319872, 001319875, 001319878, 001319880, 001319916, 001319955, 001319958, 001319973, 001319974, 001424789, 001424792, 001426861, 001427344, 001427358, 001842059, 001907295, 001907334, 001907337, 001994038, 002155642, 002244331, 002284465, 002284477, 002284481, 002284482, 002284484, 002404114, 002404117, 002404123, 002404129, 002407933, 002433714, 002433732, 002433756, 002433764, 002433766, 002433768, 002435078, 002450250, 002521961, 002521971, 002522014, 002522022, 002547733, 002630622, 002803148, 002803176, 002803550, 002804719, 002809312, 002810158, 002810159, 002810162, 002810164, 002846452, 002847126, 002960482, 002964885, 002964886, 003562196, 003562197, 005032965, 005034479, 005046248, 005483125, 005521556, 005528559, 005528569, 005528573, 005528804, 005528805, 005535748, 005535749, 005535762, 005536402, 005536404, 005536437, 005536438, 005536448, 005536454, 005569727, 005575170, 005643535, 005643537, 005643542, 005782510, 005789540, 005789703, 005816099, 005838674, 006363052, 006835515, 006862664, 006870944, 006884084, 007293722, 008432285, 008453389, 008662477, 008663363, 009047353, 010781323, 012341323, 012508793, 012520614, 012538178, 012608542, 014335869, 014393790, 014554835, 014589148
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialFIBER CASE
body_styleTUBE TYPE
body_length4.625 INCHES MINIMUM AND 4.813 INCHES MAXIMUM IN
body_diameter1.970 INCHES MAXIMUM IN
overall_length1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN
terminal_length0.750 INCHES MAXIMUM IN
fragility_factorMODERATELY RUGGED
overall_diameter0.556 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
special_featuresMANUFACTURER'S SPECIFICATION FOR TERMINAL SURFACE TREATMENT REQUIREMENTS
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
terminal_thickness0.250 INCHES NOMINAL IN
NSN5920-00-021-0811
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NETWORK,PHASE CHANGING TITLE COMPONENT PN WF791 MFR NETWORK,PHASE CHANGING
KEY FEATURES
•
CONTINUOUS CURRENT RATING IN AMPS: 40.000
•
BODY STYLE: TUBE TYPE
•
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS: 10.0 500 PCT OF CURRENT RATING
•
OVERALL DIAMETER: 1.062 INCHES NOMINAL IN
•
INTERRUPTION INDICATOR METHOD: OPAQUE BODY
•
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND A STYLE AND 2 CLASS
TECHNICAL CHARACTERISTICS
CONTINUOUS CURRENT RATING IN AMPS40.000
BODY STYLETUBE TYPE
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS10.0 500 PCT OF CURRENT RATING
OVERALL DIAMETER1.062 INCHES NOMINAL IN
OVERALL LENGTH2.375 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHODOPAQUE BODY
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A STYLE AND 2 CLASS
SURFACE TREATMENTSILVER TERMINAL
MAXIMUM VOLTAGE RATING IN VOLTS600.0 AC
OTHER ITEMS IN FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5920-00-001-3111 5920-00-001-3260 5920-00-001-3261 5920-00-001-3262 5920-00-001-3263 5920-00-001-3264 5920-00-001-3296 5920-00-001-3840
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WF791?
WF791 is a NETWORK,PHASE CHANGING. It is classified as a MRO (MRO_GENERAL).
What is the NSN for WF791?
WF791 is cataloged in the U.S. Government catalog under NSN 5920-00-021-0811. 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.