PartsTable
Technical Data Sheet
11A7000850 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, thickness: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN, hole_diameter: 0.125 INCHES NOMINAL IN, overall_diameter: 0.312 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-626-2775, 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
11A7000850
NSN: 5310-01-626-2775
FSC: 5310
CAGE: 5B5M3 — DEVCOM CHEMICAL BIOLOGICAL CENTER DBA CHEMICAL BIOLOGICAL CENTER DIV U.S. DEPT OF ARMY (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
thickness0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
hole_diameter0.125 INCHES NOMINAL IN
overall_diameter0.312 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identification4940-01-619-0916
cross-sectional_shape_styleBLANK RECTANGULAR
part_name_assigned_by_controlling_agencySAE STANDARD WASHER
NSN5310-01-626-2775
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11A7000850 · 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
CENTER HOLE SHAPE STYLE: ROUND
CROSS-SECTIONAL SHAPE STYLE: BLANK RECTANGULAR
THICKNESS: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
HOLE DIAMETER: 0.125 INCHES NOMINAL IN
OVERALL DIAMETER: 0.312 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYSAE STANDARD WASHER
CROSS-SECTIONAL SHAPE STYLEBLANK RECTANGULAR
THICKNESS0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
HOLE DIAMETER0.125 INCHES NOMINAL IN
OVERALL DIAMETER0.312 INCHES NOMINAL IN
END ITEM IDENTIFICATION4940-01-619-0916
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 302 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
P220096Interchangeable
interchangeable cross-reference
interchangeable
220096Interchangeable
interchangeable cross-reference
interchangeable
M220096Interchangeable
interchangeable cross-reference
interchangeable
50923Interchangeable
interchangeable cross-reference
interchangeable
G109020-2Interchangeable
interchangeable cross-reference
interchangeable
31508Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11A7000850?
11A7000850 is a WASHER,FLAT.
What parts can replace 11A7000850?
There are 7 known substitutes for 11A7000850: P220096, 220096, M220096 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11A7000850?
11A7000850 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-626-2775. This indicates validated use in U.S. government and defense supply chains.
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