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PartsTable / COMPONENT / SAE-AMS-QQ-P-416A TY 2 CL 2
SAE-AMS-QQ-P-416A TY 2 CL 2 ✓ 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 OVERALL, nut_style: HEXAGON, nut_height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, thread_series: UN, thread_direction: RIGHT-HAND, surface_treatment: CADMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-080-9253, 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
SAE-AMS-QQ-P-416A TY 2 CL 2
NSN: 5310-00-080-9253
FSC: 5310
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
thread_seriesUN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.688 INCHES NOMINAL IN
nominal_thread_size0.4375 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
drilled_hole_diameter0.040 INCHES NOMINAL IN
bearing_surface_finish125.0 MICROINCHES
hole_type_and_quantity3 DRILLED
NSN5310-00-080-9253
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SAE-AMS-QQ-P-416A TY 2 CL 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.188 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: COPPER ALLOY OVERALL
•
THICKNESS: 0.040 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.375 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTCADMIUM OVERALL
HOLE DIAMETER0.188 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALCOPPER ALLOY OVERALL
THICKNESS0.040 INCHES NOMINAL IN
OVERALL DIAMETER0.375 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
AMS-QQ-P-416Interchangeable
interchangeable cross-reference
interchangeable
LSN62CKInterchangeable
interchangeable cross-reference
interchangeable
8437849Interchangeable
interchangeable cross-reference
interchangeable
55366Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-5626CInterchangeable
interchangeable cross-reference
interchangeable
240054Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SAE-AMS-QQ-P-416A TY 2 CL 2?
SAE-AMS-QQ-P-416A TY 2 CL 2 is a WASHER,FLAT.
What parts can replace SAE-AMS-QQ-P-416A TY 2 CL 2?
There are 17 known substitutes for SAE-AMS-QQ-P-416A TY 2 CL 2: AMS-QQ-P-416, LSN62CK, 8437849 and 14 more. Substitute compatibility should be verified for your specific system.
Is SAE-AMS-QQ-P-416A TY 2 CL 2 still available?
SAE-AMS-QQ-P-416A TY 2 CL 2 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