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PartsTable / COMPONENT / 99E2
99E2 ✓ 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: 0.250 INCHES NOMINAL IN, diameter: 0.750 INCHES NOMINAL IN, material: STEEL COMP 3140 OVERALL, head_style: FLAT, style_designator: STRAIGHT, pin_head_diameter: 1.000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-276-5728, 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
99E2
NSN: 5315-00-276-5728
FSC: 5315
CAGE: 1DF03 — ABM EQUIPMENT, LLC (USA)
SPECIFICATIONS
height0.250 INCHES NOMINAL IN
diameter0.750 INCHES NOMINAL IN
materialSTEEL COMP 3140 OVERALL
head_styleFLAT
style_designatorSTRAIGHT
pin_head_diameter1.000 INCHES NOMINAL IN
under_head_length4.750 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
distance_from_centerline_of_hole_to_end_of_pin0.312 INCHES NOMINAL IN
NSN5315-00-276-5728
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 99E2 · 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
•
DIAMETER: 0.750 INCHES NOMINAL IN
•
HEIGHT: 0.250 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 4.750 INCHES NOMINAL IN
•
PIN HEAD DIAMETER: 1.000 INCHES NOMINAL IN
•
HEAD STYLE: FLAT
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
MATERIAL: STEEL COMP 3140 OVERALL
•
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.750 INCHES NOMINAL IN
HEIGHT0.250 INCHES NOMINAL IN
UNDER HEAD LENGTH4.750 INCHES NOMINAL IN
PIN HEAD DIAMETER1.000 INCHES NOMINAL IN
HEAD STYLEFLAT
HOLE ARRANGEMENT STYLEONE END DRILLED
MATERIALSTEEL COMP 3140 OVERALL
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.312 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
607794Interchangeable
interchangeable cross-reference
interchangeable
NM1224-1Interchangeable
interchangeable cross-reference
interchangeable
7340559Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99E2?
99E2 is a PIN,STRAIGHT,HEADED.
What parts can replace 99E2?
There are 3 known substitutes for 99E2: 607794, NM1224-1, 7340559. Substitute compatibility should be verified for your specific system.
Is 99E2 still available?
99E2 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