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PWA57766-4 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PWA57766-4: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, surface_finish: 90.0 MICROINCHES OUTSIDE DIAMETER, first_end_style: CHAMFERED, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL, second_end_style: CHAMFERED, pin_overall_length: 1.600 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-321-2015, 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
PWA57766-4
NSN: 5315-01-321-2015
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
surface_finish90.0 MICROINCHES OUTSIDE DIAMETER
first_end_styleCHAMFERED
hardness_rating45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
second_end_styleCHAMFERED
pin_overall_length1.600 INCHES NOMINAL IN
pin_overall_diameter0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
first_end_taper_angle45.0 DEGREES NOMINAL
second_end_tip_radius0.090 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
first_end_taper_length0.050 INCHES NOMINAL IN
second_end_taper_angle30.0 DEGREES NOMINAL
second_end_relationship_with_first_endNOT IDENTICAL
NSN5315-01-321-2015
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PWA57766-4 · 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 FINISH: 90.0 MICROINCHES OUTSIDE DIAMETER
•
FIRST END TAPER LENGTH: 0.050 INCHES NOMINAL IN
•
SECOND END TAPER ANGLE: 30.0 DEGREES NOMINAL
•
FIRST END STYLE: CHAMFERED
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 1.600 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH90.0 MICROINCHES OUTSIDE DIAMETER
FIRST END TAPER LENGTH0.050 INCHES NOMINAL IN
SECOND END TAPER ANGLE30.0 DEGREES NOMINAL
FIRST END STYLECHAMFERED
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
PIN OVERALL LENGTH1.600 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END TIP RADIUS0.090 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
PWA57659-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 PWA57766-4?
PWA57766-4 is a PIN,STRAIGHT,HEADLESS.
What parts can replace PWA57766-4?
There is 1 known substitute for PWA57766-4: PWA57659-11. Substitute compatibility should be verified for your specific system.
What is the NSN for PWA57766-4?
PWA57766-4 is cataloged in the U.S. Government catalog under NSN 5315-01-321-2015. This indicates validated use in U.S. government and defense supply chains.
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