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HST1387-8 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

HST1387-8: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), special_features: 0.0156 ONESIZE, PROTRUDING SHEARHEAD, BLACK COLOR,0.0625, surface_treatment: ALUMINUM OVERALL, part_name_assigned_by_controlling_agency: PIN, HI LITE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-648-4711, 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
HST1387-8
NSN: 5310-01-648-4711
FSC: 5310 — Nuts and Washers
CAGE: 73197 — HI-SHEAR CORPORATION (USA)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
special_features0.0156 ONESIZE, PROTRUDING SHEARHEAD, BLACK COLOR,0.0625
surface_treatmentALUMINUM OVERALL
part_name_assigned_by_controlling_agencyPIN, HI LITE
NSN5310-01-648-4711
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: HST1387-8 · 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
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
SURFACE TREATMENT: ALUMINUM OVERALL
•
MATERIAL: TITANIUM ALLOY OVERALL
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
SPECIAL FEATURES0.0156 ONESIZE, PROTRUDING SHEARHEAD, BLACK COLOR,0.0625
SURFACE TREATMENTALUMINUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN, HI LITE
MATERIALTITANIUM ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
HST1387Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HST1387-8?
HST1387-8 is a NUT,PLAIN,HEXAGON.
What parts can replace HST1387-8?
There is 1 known substitute for HST1387-8: HST1387. Substitute compatibility should be verified for your specific system.
What is the NSN for HST1387-8?
HST1387-8 is cataloged in the U.S. Government catalog under NSN 5310-01-648-4711. 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.