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PartsTable / COMPONENT / A-A-2670 TY2SZ4
A-A-2670 TY2SZ4 ✓ 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 STAPLE is a the manufacturer industrial component. Key specifications include material: STEEL, head_style: STRAIGHT RECTANGULAR STOCK, sterilized: NO, stock_shape: RECTANGULAR, stock_width: 0.500 INCHES NOMINAL IN, fastener_length: 0.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-889-2602, 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-A-2670 TY2SZ4
NSN: 5315-00-889-2602
FSC: 5315
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
materialSTEEL
head_styleSTRAIGHT RECTANGULAR STOCK
sterilizedNO
stock_shapeRECTANGULAR
stock_width0.500 INCHES NOMINAL IN
fastener_length0.250 INCHES NOMINAL IN
stock_thickness0.020 INCHES NOMINAL IN
inside_distance_between_prongs0.455 INCHES NOMINAL IN
NSN5315-00-889-2602
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A-A-2670 TY2SZ4 · 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
•
STERILIZED: NO
•
STOCK SHAPE: RECTANGULAR
•
STOCK THICKNESS: 0.020 INCHES NOMINAL IN
•
STOCK WIDTH: 0.500 INCHES NOMINAL IN
•
HEAD STYLE: STRAIGHT RECTANGULAR STOCK
•
INSIDE DISTANCE BETWEEN PRONGS: 0.455 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STERILIZEDNO
STOCK SHAPERECTANGULAR
STOCK THICKNESS0.020 INCHES NOMINAL IN
STOCK WIDTH0.500 INCHES NOMINAL IN
HEAD STYLESTRAIGHT RECTANGULAR STOCK
INSIDE DISTANCE BETWEEN PRONGS0.455 INCHES NOMINAL IN
MATERIALSTEEL
FASTENER LENGTH0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
B107.500Interchangeable
interchangeable cross-reference
interchangeable
3687407C1Interchangeable
interchangeable cross-reference
interchangeable
3819271Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-20 TY1Interchangeable
interchangeable cross-reference
interchangeable
TR40Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-2670 TY2SZ4?
A-A-2670 TY2SZ4 is a STAPLE.
What parts can replace A-A-2670 TY2SZ4?
There are 26 known substitutes for A-A-2670 TY2SZ4: B107.500, 3687407C1, 3819271 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-2670 TY2SZ4?
A-A-2670 TY2SZ4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-889-2602. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026