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64-63-12 — NUT,PLAIN,EXTENDED WASHER,HEXAGO

✓ Government record, cited
Legrand · BOLT SCREW
PRODUCT OVERVIEW

64-63-12: NUT,PLAIN,EXTENDED WASHER,HEXAGO.

NUT,PLAIN,EXTENDED WASHER,HEXAGO. Key specifications include end_item_identification: AIRCRAFT ENGINE, part_name_assigned_by_controlling_agency: NUT SELF ALIGNING. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-721-6877, 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
64-63-12
NSN: 5325-00-721-6877
NIINs: 007216877, 015589699
FSC: 5325 — Fastening Devices
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)
SPECIFICATIONS
end_item_identificationAIRCRAFT ENGINE
part_name_assigned_by_controlling_agencyNUT SELF ALIGNING
NSN5325-00-721-6877
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 64-63-12 · 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
•
USAGE DESIGN: EXTERNAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1090 OR 1084 OR 1086 OR 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
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MAJOR THICKNESS: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.617 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: EXTERNAL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1090 OR 1084 OR 1086 OR 1090 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MAJOR THICKNESS0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
INSIDE DIAMETER1.617 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEEXTERNAL
SURFACE TREATMENTCADMIUM AND CHROMATE
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 8
D7581-15-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
5100-177Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5100-177-S-MDReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS16624-177Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
5100-177MDReference document
Same NSN cross-reference
Reference document — Secondary reference
MS16624-1177Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 64-63-12?
64-63-12 is a NUT,PLAIN,EXTENDED WASHER,HEXAGO manufactured by Legrand.
What parts can replace 64-63-12?
There are 8 known substitutes for 64-63-12: D7581-15-9, 5100-177, 5100-177-S-MD and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 64-63-12?
64-63-12 is cataloged in the U.S. Government catalog under NSN 5325-00-721-6877. This indicates validated use in U.S. government and defense supply chains.
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