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8987-023-040 — NUT,SLEEVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8987-023-040: NUT,SLEEVE.

The NUT,SLEEVE is a the manufacturer industrial component. Key specifications include nut_style: SLEEVE, nut_length: 3.630 INCHES NOMINAL IN, nut_diameter: 0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UN, flange_diameter: 8.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-127-3606, 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
8987-023-040
NSN: 5310-01-127-3606
FSC: 5310 — Nuts and Washers
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
nut_styleSLEEVE
nut_length3.630 INCHES NOMINAL IN
nut_diameter0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN
thread_class2B
thread_seriesUN
flange_diameter8.625 INCHES NOMINAL IN
flange_thickness0.876 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_size2.500 INCHES IN
counterbore_diameter1.750 INCHES NOMINAL BASE IN
cross-sectional_shapeHEXAGONAL FLANGE
thread_quantity_per_inch16
NSN5310-01-127-3606
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8987-023-040 · 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
•
FLANGE DIAMETER: 8.625 INCHES NOMINAL IN
•
NUT LENGTH: 3.630 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.876 INCHES NOMINAL IN
•
THREAD SERIES: UN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 2.500 INCHES IN
•
NUT DIAMETER: 0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN
•
COUNTERBORE DIAMETER: 1.750 INCHES NOMINAL BASE IN
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER8.625 INCHES NOMINAL IN
NUT LENGTH3.630 INCHES NOMINAL IN
FLANGE THICKNESS0.876 INCHES NOMINAL IN
THREAD SERIESUN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE2.500 INCHES IN
NUT DIAMETER0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN
COUNTERBORE DIAMETER1.750 INCHES NOMINAL BASE IN
CROSS-SECTIONAL SHAPEHEXAGONAL FLANGE
CROSS-SECTIONAL SHAPEROUND BOSS
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
8872-11 PART 8987-023-040Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8987-023-040?
8987-023-040 is a NUT,SLEEVE.
What parts can replace 8987-023-040?
There is 1 known substitute for 8987-023-040: 8872-11 PART 8987-023-040. Substitute compatibility should be verified for your specific system.
What is the NSN for 8987-023-040?
8987-023-040 is cataloged in the U.S. Government catalog under NSN 5310-01-127-3606. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.