PartsTable
Technical Data Sheet
Download PDF

4411A — NETWORK,CIRCUIT PROTECTION

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

4411A: NETWORK,CIRCUIT PROTECTION.

The NETWORK,CIRCUIT PROTECTION is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: EXTERNAL OR INTERNAL, inside_diameter: 0.323 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, outside_diameter: 0.423 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-360-8557, 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→ 4411A
NSN: 5325-00-360-8557
NIINs: 003608557, 013016093
FSC: 5325 — Fastening Devices
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
usage_designEXTERNAL OR INTERNAL
inside_diameter0.323 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
outside_diameter0.423 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN
material_diameter0.050 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
NSN5325-00-360-8557
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4411A · 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
•
USAGE DESIGN: EXTERNAL OR INTERNAL
•
END STYLE: 90 DEGREE PARALLEL
•
MATERIAL DIAMETER: 0.050 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OUTSIDE DIAMETER: 0.423 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.323 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: STRAIGHT GAP
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL OR INTERNAL
END STYLE90 DEGREE PARALLEL
MATERIAL DIAMETER0.050 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.423 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN
INSIDE DIAMETER0.323 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
H4411ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
Ready to buy 4411A?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 4411A?
4411A is a NETWORK,CIRCUIT PROTECTION. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4411A?
There is 1 known substitute for 4411A: H4411A. Substitute compatibility should be verified for your specific system.
What is the NSN for 4411A?
4411A is cataloged in the U.S. Government catalog under NSN 5325-00-360-8557. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 4411A

✓ 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.