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Technical Data Sheet
PartsTable / COMPONENT / A-48900-C
A-48900-C ✓ 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 WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 2.197 INCHES NOMINAL IN, overall_height: 0.197 INCHES NOMINAL IN, outside_diameter: 2.812 INCHES NOMINAL IN, material_thickness: 0.030 INCHES NOMINAL IN, end_item_identification: 4940-01-209-8823. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-655-9969, 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
A-48900-C
NSN: 5310-00-655-9969
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter2.197 INCHES NOMINAL IN
overall_height0.197 INCHES NOMINAL IN
outside_diameter2.812 INCHES NOMINAL IN
material_thickness0.030 INCHES NOMINAL IN
end_item_identification4940-01-209-8823
NSN5310-00-655-9969
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A-48900-C · 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
•
MATERIAL THICKNESS: 0.030 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 2.812 INCHES NOMINAL IN
•
HOLE DIAMETER: 2.197 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.030 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL HEIGHT0.197 INCHES NOMINAL IN
OUTSIDE DIAMETER2.812 INCHES NOMINAL IN
HOLE DIAMETER2.197 INCHES NOMINAL IN
END ITEM IDENTIFICATION4940-01-209-8823
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
325320PC6Interchangeable
interchangeable cross-reference
interchangeable
194564Interchangeable
interchangeable cross-reference
interchangeable
74197Interchangeable
interchangeable cross-reference
interchangeable
640-21Interchangeable
interchangeable cross-reference
interchangeable
F12675-21Interchangeable
interchangeable cross-reference
interchangeable
2920137-21Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-48900-C?
A-48900-C is a WASHER,SPRING TENSION.
What parts can replace A-48900-C?
There are 19 known substitutes for A-48900-C: 325320PC6, 194564, 74197 and 16 more. Substitute compatibility should be verified for your specific system.
Is A-48900-C still available?
A-48900-C is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026