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661310 — SHAFT,SHOULDERED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

661310: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, overall_length: 1.470 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES, first_end_style: CIRCULAR GROOVED, second_end_style: CIRCULAR GROOVED. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-275-1999, 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
661310
NSN: 5310-00-275-1999
NIINs: 002751999, 009380179
FSC: 5310 — Nuts and Washers
CAGE: 97520 — BASLER ELECTRIC CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
step_quantity3
end_similarityNOT IDENTICAL
overall_length1.470 INCHES NOMINAL IN
surface_finish32.0 MICROINCHES
first_end_styleCIRCULAR GROOVED
second_end_styleCIRCULAR GROOVED
special_featuresCHAMFER 45.0 DEG,0.010 D
first_end_diameter0.1245 INCHES MINIMUM AND 0.1247 INCHES MAXIMUM IN
second_end_diameter0.1245 INCHES MINIMUM AND 0.1247 INCHES MAXIMUM IN
fsc_application_dataINERTIAL GUIDANCE SYSTEM
largest_step_diameter0.170 INCHES NOMINAL IN
NSN5310-00-275-1999
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 661310 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
•
THREAD SERIES: UNF
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
NUT HEIGHT: 0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
THREAD SERIESUNF
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
SURFACE TREATMENTANODIZE OVERALL
NUT STYLEHEXAGON
THREAD CLASS3B
SUBSTITUTES & CROSS-REFERENCES 2
AN364D1032CReference document
Same NSN cross-reference
Reference document — Secondary reference
MS20364D1032CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 661310?
661310 is a SHAFT,SHOULDERED.
What parts can replace 661310?
There are 2 known substitutes for 661310: AN364D1032C, MS20364D1032C. Substitute compatibility should be verified for your specific system.
What is the NSN for 661310?
661310 is cataloged in the U.S. Government catalog under NSN 5310-00-275-1999. This indicates validated use in U.S. government and defense supply chains.
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