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10635-B-18B — PIN,TAPERED,THREADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10635-B-18B: PIN,TAPERED,THREADED.

The PIN,TAPERED,THREADED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL, taper_length: 2.750 INCHES NOMINAL IN, thread_class: 2A A, thread_direction: RIGHT-HAND, nominal_thread_size: 0.380 INCHES IN, taper_major_diameter: 0.380 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-357-8141, 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
10635-B-18B
NSN: 5315-01-357-8141
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
taper_length2.750 INCHES NOMINAL IN
thread_class2A A
thread_directionRIGHT-HAND
nominal_thread_size0.380 INCHES IN
taper_major_diameter0.380 INCHES NOMINAL IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationQQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND ASTM A582 ASSN STD 2ND MATERIAL RESPONSE AND QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-763 FED SPEC 4TH MATERIAL RESPONSE OVERALL
NSN5315-01-357-8141
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10635-B-18B · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND ASTM A582 ASSN STD 2ND MATERIAL RESPONSE AND QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-763 FED SPEC 4TH MATERIAL RESPONSE OVERALL
•
TAPER MAJOR DIAMETER: 0.380 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.380 INCHES IN
•
TAPER LENGTH: 2.750 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND ASTM A582 ASSN STD 2ND MATERIAL RESPONSE AND QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-763 FED SPEC 4TH MATERIAL RESPONSE OVERALL
TAPER MAJOR DIAMETER0.380 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.380 INCHES IN
TAPER LENGTH2.750 INCHES NOMINAL IN
THREAD CLASS2A A
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 4
5HA247X1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
PL-11940-F-18 PIECE 247AReference document
Same NSN cross-reference
Reference document — Secondary reference
5HA247AReference document
Same NSN cross-reference
Reference document — Secondary reference
B-5HA247X1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10635-B-18B?
10635-B-18B is a PIN,TAPERED,THREADED.
What parts can replace 10635-B-18B?
There are 4 known substitutes for 10635-B-18B: 5HA247X1, PL-11940-F-18 PIECE 247A, 5HA247A and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10635-B-18B?
10635-B-18B is cataloged in the U.S. Government catalog under NSN 5315-01-357-8141. 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.