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422577 — INSERT,SCREW THREAD

✓ Government record, cited
Legrand · BOLT SCREW
PRODUCT OVERVIEW

422577: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a Legrand industrial component. Key specifications include length: 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, slot_depth: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, slot_width: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, insert_size: 0.312-24 NS 3A A, special_features: FIT, FORM, FUNCTION, style_designator: SLOTTED. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-712-0620, 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
422577
NSN: 5325-00-712-0620
FSC: 5325 — Fastening Devices
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
length0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
slot_depth0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
slot_width0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
insert_size0.312-24 NS 3A A
special_featuresFIT, FORM, FUNCTION
style_designatorSLOTTED
criticality_code_justificationFEAT
NSN5325-00-712-0620
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 422577 · Legrand ⚠ 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
•
LENGTH: 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
•
INSERT SIZE: 0.312-24 NS 3A A
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
STYLE DESIGNATOR: SLOTTED
•
SLOT DEPTH: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
SLOT WIDTH: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
LENGTH0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
INSERT SIZE0.312-24 NS 3A A
CRITICALITY CODE JUSTIFICATIONFEAT
STYLE DESIGNATORSLOTTED
SLOT DEPTH0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
SPECIAL FEATURESFIT, FORM, FUNCTION
SLOT WIDTH0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 422577?
422577 is a INSERT,SCREW THREAD manufactured by Legrand.
What is the NSN for 422577?
422577 is cataloged in the U.S. Government catalog under NSN 5325-00-712-0620. 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.