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A51G10557-11 — PIN,HOLLOW

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A51G10557-11: PIN,HOLLOW.

The PIN,HOLLOW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, first_end_style: COUNTERBORED W/THRU HOLE, inside_diameter: 1.550 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL, pin_overall_length: 4.650 INCHES NOMINAL IN, pin_overall_diameter: 2.2460 INCHES MINIMUM AND 2.2480 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-445-1131, 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
A51G10557-11
NSN: 5315-00-445-1131
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleCOUNTERBORED W/THRU HOLE
inside_diameter1.550 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
pin_overall_length4.650 INCHES NOMINAL IN
pin_overall_diameter2.2460 INCHES MINIMUM AND 2.2480 INCHES MAXIMUM IN
first_end_counterbore_depth0.750 INCHES NOMINAL IN
first_end_counterbore_diameter1.700 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
surface_treatment_document_and_classificationQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-445-1131
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A51G10557-11 · 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: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FIRST END COUNTERBORE DIAMETER: 1.700 INCHES NOMINAL IN
•
FIRST END STYLE: COUNTERBORED W/THRU HOLE
•
PIN OVERALL DIAMETER: 2.2460 INCHES MINIMUM AND 2.2480 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 4.650 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
INSIDE DIAMETER: 1.550 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
FIRST END COUNTERBORE DIAMETER1.700 INCHES NOMINAL IN
FIRST END STYLECOUNTERBORED W/THRU HOLE
PIN OVERALL DIAMETER2.2460 INCHES MINIMUM AND 2.2480 INCHES MAXIMUM IN
PIN OVERALL LENGTH4.650 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
INSIDE DIAMETER1.550 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
TEST DATA DOCUMENT81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIALSTEEL 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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A51G10557-11?
A51G10557-11 is a PIN,HOLLOW.
What is the NSN for A51G10557-11?
A51G10557-11 is cataloged in the U.S. Government catalog under NSN 5315-00-445-1131. This indicates validated use in U.S. government and defense supply chains.
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