PartsTable
Technical Data Sheet
X126 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The CARTRIDGE,12 GAGE SHOTGUN is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OR PAPER CARTRIDGE CASE, overall_length: 1.094 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, first_end_style: CHAMFERED, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-275-4764, 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
X126
NSN: 5315-00-275-4764
FSC: 5315
CAGE: 20874 — ERIE STRAYER CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OR PAPER CARTRIDGE CASE
overall_length1.094 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
first_end_styleCHAMFERED
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
pin_overall_length6.000 INCHES NOMINAL IN
first_hole_diameter0.281 INCHES NOMINAL IN
pin_overall_diameter1.2500 INCHES NOMINAL IN
second_hole_diameter0.281 INCHES NOMINAL IN
NSN5315-00-275-4764
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: X126 · 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
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
FIRST HOLE DIAMETER: 0.281 INCHES NOMINAL IN
PIN OVERALL LENGTH: 6.000 INCHES NOMINAL IN
MATERIAL: STEEL OVERALL
HOLE ARRANGEMENT STYLE: BOTH END DRILLED
CENTER TO CENTER DISTANCE BETWEEN HOLES: 5.219 INCHES NOMINAL IN
FIRST END TAPER LENGTH: 0.016 INCHES NOMINAL IN
FIRST END STYLE: CHAMFERED
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST HOLE DIAMETER0.281 INCHES NOMINAL IN
PIN OVERALL LENGTH6.000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE ARRANGEMENT STYLEBOTH END DRILLED
CENTER TO CENTER DISTANCE BETWEEN HOLES5.219 INCHES NOMINAL IN
FIRST END TAPER LENGTH0.016 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
SECOND HOLE DIAMETER0.281 INCHES NOMINAL IN
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
2638Interchangeable
interchangeable cross-reference
interchangeable
3373654Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-636Interchangeable
interchangeable cross-reference
interchangeable
AN3053-8Interchangeable
interchangeable cross-reference
interchangeable
AN3053Interchangeable
interchangeable cross-reference
interchangeable
019-2034-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X126?
X126 is a CARTRIDGE,12 GAGE SHOTGUN.
What parts can replace X126?
There are 16 known substitutes for X126: 2638, 3373654, GGG-W-636 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X126?
X126 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-275-4764. This indicates validated use in U.S. government and defense supply chains.
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