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BL-8381 — NUT,PLAIN,WING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

BL-8381: NUT,PLAIN,WING.

The NUT,PLAIN,WING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OVERALL, nut_style: WING, thread_class: 3B, body_diameter: 0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-900-3375, 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
BL-8381
NSN: 5310-00-900-3375
FSC: 5310 — Nuts and Washers
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OVERALL
nut_styleWING
thread_class3B
body_diameter0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_height0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
wing_spread_width0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
fabrication_methodCAST
nominal_thread_size0.164 INCHES IN
thread_quantity_per_inch32
NSN5310-00-900-3375
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: BL-8381 · 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
•
BODY DIAMETER: 0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
BODY DIAMETER0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
OVERALL HEIGHT0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.164 INCHES IN
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLEWING
THREAD CLASS3B
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BL-8381?
BL-8381 is a NUT,PLAIN,WING.
What is the NSN for BL-8381?
BL-8381 is cataloged in the U.S. Government catalog under NSN 5310-00-900-3375. This indicates validated use in U.S. government and defense supply chains.
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