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PWA55671-3 — PIN,STRAIGHT,KNURLED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PWA55671-3: PIN,STRAIGHT,KNURLED.

The PIN,STRAIGHT,KNURLED is a the manufacturer industrial component. Key specifications include diameter: 0.250 INCHES NOMINAL IN, material: STEEL COMP O1 OVERALL, knurl_length: 0.425 INCHES NOMINAL IN, overall_length: 1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN, first_end_style: SQUARESQUARE, special_features: 0.120 IN. DIA HOLE DRILL THRU KNURL AREA 0.180 IN FROM END OF KNURL AREA IN.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-231-6289, 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
PWA55671-3
NSN: 5315-01-231-6289
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
diameter0.250 INCHES NOMINAL IN
materialSTEEL COMP O1 OVERALL
knurl_length0.425 INCHES NOMINAL IN
overall_length1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN
first_end_styleSQUARESQUARE
special_features0.120 IN. DIA HOLE DRILL THRU KNURL AREA 0.180 IN FROM END OF KNURL AREA IN
style_designatorDIAMOND KNURLED
knurl_outside_diameter0.251 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-231-6289
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PWA55671-3 · 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
•
KNURL OUTSIDE DIAMETER: 0.251 INCHES NOMINAL IN
•
KNURL LENGTH: 0.425 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARESQUARE
•
STYLE DESIGNATOR: DIAMOND KNURLED
•
DIAMETER: 0.250 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
KNURL OUTSIDE DIAMETER0.251 INCHES NOMINAL IN
KNURL LENGTH0.425 INCHES NOMINAL IN
FIRST END STYLESQUARESQUARE
STYLE DESIGNATORDIAMOND KNURLED
DIAMETER0.250 INCHES NOMINAL IN
OVERALL LENGTH1.120 INCHES NOMINAL1.120 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SPECIAL FEATURES0.120 IN. DIA HOLE DRILL THRU KNURL AREA 0.180 IN FROM END OF KNURL AREA IN
MATERIALSTEEL COMP O1 OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PWA55671-3?
PWA55671-3 is a PIN,STRAIGHT,KNURLED.
What is the NSN for PWA55671-3?
PWA55671-3 is cataloged in the U.S. Government catalog under NSN 5315-01-231-6289. 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.