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44A28381 — PIN,HOLLOW

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

44A28381: PIN,HOLLOW.

The PIN,HOLLOW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303SE OR STEEL COMP 303 OVERALL, first_end_style: SQUARE, inside_diameter: 0.312 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN, pin_overall_length: 1.354 INCHES MINIMUM AND 1.369 INCHES MAXIMUM IN, pin_overall_diameter: 0.4375 INCHES NOMINAL IN, material_document_and_classification: QQ-S-764,COND A OR B FED SPEC 1ST MATERIAL RESPONSE OR ASTM A-581,COND A OR B ASSN STD 2ND MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-216-2941, 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
44A28381
NSN: 5315-00-216-2941
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 98752 — WARNER ROBINS AIR LOGISTICS CENTER (USA)
SPECIFICATIONS
materialSTEEL COMP 303SE OR STEEL COMP 303 OVERALL
first_end_styleSQUARE
inside_diameter0.312 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
pin_overall_length1.354 INCHES MINIMUM AND 1.369 INCHES MAXIMUM IN
pin_overall_diameter0.4375 INCHES NOMINAL IN
material_document_and_classificationQQ-S-764,COND A OR B FED SPEC 1ST MATERIAL RESPONSE OR ASTM A-581,COND A OR B ASSN STD 2ND MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-216-2941
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 44A28381 · 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
•
FIRST END STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND A OR B FED SPEC 1ST MATERIAL RESPONSE OR ASTM A-581,COND A OR B ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.4375 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 1.354 INCHES MINIMUM AND 1.369 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
INSIDE DIAMETER: 0.312 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 303SE OR STEEL COMP 303 OVERALL
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A OR B FED SPEC 1ST MATERIAL RESPONSE OR ASTM A-581,COND A OR B ASSN STD 2ND MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.4375 INCHES NOMINAL IN
PIN OVERALL LENGTH1.354 INCHES MINIMUM AND 1.369 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
INSIDE DIAMETER0.312 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
MATERIALSTEEL COMP 303SE OR STEEL COMP 303 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 44A28381?
44A28381 is a PIN,HOLLOW.
What is the NSN for 44A28381?
44A28381 is cataloged in the U.S. Government catalog under NSN 5315-00-216-2941. This indicates validated use in U.S. government and defense supply chains.
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