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S1640-61134 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S1640-61134: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, nut_style: ROUND, nut_diameter: 1.500 INCHES NOMINAL IN, thread_class: 3B, nut_thickness: 0.656 INCHES NOMINAL IN, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-567-0255, 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
S1640-61134
NSN: 5310-00-567-0255
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
nut_styleROUND
nut_diameter1.500 INCHES NOMINAL IN
thread_class3B
nut_thickness0.656 INCHES NOMINAL IN
thread_seriesUNF
special_featuresSMALL END DIA 1.250 IN.,THK 0.562 IN. IN
thread_directionRIGHT-HAND
countersink_angle110.0 DEGREES NOMINAL NUT
surface_treatmentANODIZE AND PAINT OVERALL
nominal_thread_size1.125 INCHES IN
drilled_hole_diameter0.062 INCHES NOMINAL IN
NSN5310-00-567-0255
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S1640-61134 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-P-8585 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNF
•
HOLE CONFIGURATION STYLE: CONFIGURATION J
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.125 INCHES IN
•
NUT DIAMETER: 1.500 INCHES NOMINAL IN
•
NUT THICKNESS: 0.656 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-P-8585 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
THREAD SERIESUNF
HOLE CONFIGURATION STYLECONFIGURATION J
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.125 INCHES IN
NUT DIAMETER1.500 INCHES NOMINAL IN
NUT THICKNESS0.656 INCHES NOMINAL IN
DRILLED HOLE DIAMETER0.062 INCHES NOMINAL IN
SPECIAL FEATURESSMALL END DIA 1.250 IN.,THK 0.562 IN. IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 S1640-61134?
S1640-61134 is a NUT,PLAIN,ROUND.
What is the NSN for S1640-61134?
S1640-61134 is cataloged in the U.S. Government catalog under NSN 5310-00-567-0255. This indicates validated use in U.S. government and defense supply chains.
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