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GB1888-2 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

GB1888-2: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN, hole_diameter: 0.199 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN, overall_diameter: 0.371 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-274-7945, 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
GB1888-2
NSN: 5310-00-274-7945
FSC: 5310 — Nuts and Washers
CAGE: 31550 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORPORATION (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
hole_diameter0.199 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
overall_diameter0.371 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-B-895,CANC MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-274-7945
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: GB1888-2 · 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
•
OVERALL DIAMETER: 0.371 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-895,CANC MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: COPPER ALLOY OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.199 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
•
THICKNESS: 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.371 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-895,CANC MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALCOPPER ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.199 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
THICKNESS0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GB1888-2?
GB1888-2 is a WASHER,FLAT.
What is the NSN for GB1888-2?
GB1888-2 is cataloged in the U.S. Government catalog under NSN 5310-00-274-7945. This indicates validated use in U.S. government and defense supply chains.
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