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X1855 — BIT,SCREWDRIVER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

X1855: BIT,SCREWDRIVER.

The BIT,SCREWDRIVER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, tip_type: MALE HEXAGONAL, hole_diameter: 1.017 INCHES MINIMUM AND 1.042 INCHES MAXIMUM IN, overall_length: 1.312 INCHES MAXIMUM IN, drive_shank_type: HEXAGON, outside_diameter: 1.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-596-4896, 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
X1855
NSN: 5310-00-596-4896
NIINs: 005964896, 006406730
FSC: 5310 — Nuts and Washers
CAGE: 3D6E9 — MERITOR INDUSTRIAL PRODUCTS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
tip_typeMALE HEXAGONAL
hole_diameter1.017 INCHES MINIMUM AND 1.042 INCHES MAXIMUM IN
overall_length1.312 INCHES MAXIMUM IN
drive_shank_typeHEXAGON
outside_diameter1.625 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.250 INCHES NOMINAL IN
width_across_flats0.219 INCHES NOMINAL IN
shank_width_across_wrench_flats0.250 INCHES NOMINAL IN
NSN5310-00-596-4896
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: X1855 · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 1.625 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 1.017 INCHES MINIMUM AND 1.042 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER1.625 INCHES NOMINAL IN
MATERIAL THICKNESS0.250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER1.017 INCHES MINIMUM AND 1.042 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is X1855?
X1855 is a BIT,SCREWDRIVER.
What is the NSN for X1855?
X1855 is cataloged in the U.S. Government catalog under NSN 5310-00-596-4896. 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.