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F3-25 — RESISTOR,FIXED,WIRE WOUND,INDUCT

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

F3-25: RESISTOR,FIXED,WIRE WOUND,INDUCT.

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include diameter: 0.312 INCHES NOMINAL IN, material: STEEL OVERALL, body_width: 1.000 INCHES NOMINAL IN, drive_type: SLOTTED, body_height: 0.250 INCHES NOMINAL IN, body_length: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-449-3053, 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→ F3-25
NSN: 5325-00-449-3053
NIINs: 004493053, 008156280
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
diameter0.312 INCHES NOMINAL IN
materialSTEEL OVERALL
body_width1.000 INCHES NOMINAL IN
drive_typeSLOTTED
body_height0.250 INCHES NOMINAL IN
body_length1.250 INCHES NOMINAL IN
grip_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
terminal_typeTAB, SOLDER LUG
inclosure_typeENCAPSULATED
terminal_width0.188 INCHES NOMINAL IN
terminal_length0.438 INCHES NOMINAL IN
style_designatorTERMINALS ONE EDGE
NSN5325-00-449-3053
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: F3-25 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.312 INCHES NOMINAL IN
•
SHANK NECK LENGTH: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
•
STUD SHANK MAJOR DIAMETER: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.312 INCHES NOMINAL IN
SHANK NECK LENGTH0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
GRIP LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
F235A017-110Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
120399-002Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 F3-25?
F3-25 is a RESISTOR,FIXED,WIRE WOUND,INDUCT. It is classified as a MRO (MRO_GENERAL).
What parts can replace F3-25?
There are 2 known substitutes for F3-25: F235A017-110, 120399-002. Substitute compatibility should be verified for your specific system.
What is the NSN for F3-25?
F3-25 is cataloged in the U.S. Government catalog under NSN 5325-00-449-3053. This indicates validated use in U.S. government and defense supply chains.
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