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FC20-9 — FILTER,RADIO FREQUENCY INTERFERE

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

FC20-9: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include body_width: 1.250 INCHES NOMINAL IN, head_style: FLAT COUNTERSUNK, body_height: 5.250 INCHES MAXIMUM IN, body_length: 2.500 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.147 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-959-2345, 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→ FC20-9
NSN: 5305-00-959-2345
NIINs: 009592345, 011966825
FSC: 5305 — Screws
CAGE: 1UXJ1 — EASTMAN MACHINE COMPANY DBA EASTMAN MACHINE CO DIV EASTMAN (USA)
SPECIFICATIONS
body_width1.250 INCHES NOMINAL IN
head_styleFLAT COUNTERSUNK
body_height5.250 INCHES MAXIMUM IN
body_length2.500 INCHES NOMINAL IN
thread_class2A A
head_diameter0.147 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
thread_length0.132 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
inclosure_typeENCASED
screw_materialSTEEL
fastener_length0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
thread_directionRIGHT-HAND
NSN5305-00-959-2345
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FC20-9 · 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
•
SCREW SURFACE TREATMENT: CADMIUM AND CHROMATE
•
FASTENER LENGTH: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OR ASTMA108 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.132 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.086 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
NONDEFINITIVE SPEC/STD DATA: 3 TYPE AND 2C STYLE
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OR ASTMA108 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH0.132 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.086 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA3 TYPE AND 2C STYLE
SCREW MATERIALSTEEL
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
SUBSTITUTES & CROSS-REFERENCES 8
57467-271Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
MS35241-10Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
6072Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS35237-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
18202ADXReference document
Same NSN cross-reference
Reference document — Secondary reference
FFS92Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FC20-9?
FC20-9 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace FC20-9?
There are 8 known substitutes for FC20-9: 57467-271, MS35241-10, 6072 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FC20-9?
FC20-9 is cataloged in the U.S. Government catalog under NSN 5305-00-959-2345. This indicates validated use in U.S. government and defense supply chains.
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