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PartsTable / COMPONENT / 215A-37
215A-37 ✓ 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 PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.094 INCHES NOMINAL IN, diameter: 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN, material: STEEL COMP 1010 OVERALL, head_style: FLAT, style_designator: STRAIGHT, pin_head_diameter: 0.438 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 5315-01-275-6979, 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
215A-37
NSN: 5315-01-275-6979
FSC: 5315
CAGE: 55242 — ISOMETRICS INC (USA)
SPECIFICATIONS
height0.094 INCHES NOMINAL IN
diameter0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
materialSTEEL COMP 1010 OVERALL
head_styleFLAT
style_designatorSTRAIGHT
pin_head_diameter0.438 INCHES NOMINAL IN
under_head_length1.375 INCHES NOMINAL IN
first_hole_diameter0.156 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
distance_from_centerline_of_hole_to_end_of_pin0.156 INCHES NOMINAL IN
NSN5315-01-275-6979
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 215A-37 · 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
•
FIRST HOLE DIAMETER: 0.156 INCHES NOMINAL IN
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
HEAD STYLE: FLAT
•
HEIGHT: 0.094 INCHES NOMINAL IN
•
DIAMETER: 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
•
UNDER HEAD LENGTH: 1.375 INCHES NOMINAL IN
•
PIN HEAD DIAMETER: 0.438 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
FIRST HOLE DIAMETER0.156 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLEONE END DRILLED
HEAD STYLEFLAT
HEIGHT0.094 INCHES NOMINAL IN
DIAMETER0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
UNDER HEAD LENGTH1.375 INCHES NOMINAL IN
PIN HEAD DIAMETER0.438 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
MATERIALSTEEL COMP 1010 OVERALL
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.156 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
11091Interchangeable
interchangeable cross-reference
interchangeable
5203HInterchangeable
interchangeable cross-reference
interchangeable
7410028Interchangeable
interchangeable cross-reference
interchangeable
7191359Interchangeable
interchangeable cross-reference
interchangeable
J530Interchangeable
interchangeable cross-reference
interchangeable
3304X2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 215A-37?
215A-37 is a PIN,STRAIGHT,HEADED.
What parts can replace 215A-37?
There are 15 known substitutes for 215A-37: 11091, 5203H, 7410028 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 215A-37?
215A-37 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-275-6979. 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