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Technical Data Sheet
PartsTable / MRO / 103751
103751 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

REFRIGERATOR,SOLID STATE,BIOLOGI. Key specifications include phase: SINGLE, material: STEEL OVERALL, current_type: AC/DC, overall_width: 20.0 INCHES NOMINAL IN, overall_height: 14.0 INCHES NOMINAL IN, overall_length: 25.0 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3751, 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
MRO→ MRO_GENERAL→ 103751
NSN: 5315-00-010-3751
FSC: 5315
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
phaseSINGLE
materialSTEEL OVERALL
current_typeAC/DC
lid_quantity1
overall_width20.0 INCHES NOMINAL IN
overall_height14.0 INCHES NOMINAL IN
overall_length25.0 INCHES NOMINAL IN
first_end_styleCHAMFERED
frequency_rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
pin_overall_length0.625 INCHES NOMINAL IN
pin_overall_diameter0.3095 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
first_end_taper_angle25.0 DEGREES NOMINAL
NSN5315-00-010-3751
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 103751 · 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
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: STEEL OVERALL
•
PIN OVERALL LENGTH: 0.625 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-631,1010 TO 1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.3095 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.031 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
TYPICAL APPLICATIONS
  • Enterprise storage arrays and SANs
  • Direct-attached storage (DAS) expansion
  • Database tier storage (OLTP, OLAP)
  • Virtual machine datastore expansion
  • Backup-to-disk and disaster recovery targets
  • Content delivery and media streaming storage
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL OVERALL
PIN OVERALL LENGTH0.625 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-631,1010 TO 1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.3095 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.031 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
2501-08-00Interchangeable
interchangeable cross-reference
interchangeable
46-8Interchangeable
interchangeable cross-reference
interchangeable
1420Interchangeable
interchangeable cross-reference
interchangeable
103751Interchangeable
interchangeable cross-reference
interchangeable
22596Interchangeable
interchangeable cross-reference
interchangeable
225967Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103751?
103751 is a REFRIGERATOR,SOLID STATE,BIOLOGI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 103751?
There are 18 known substitutes for 103751: 2501-08-00, 46-8, 1420 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103751?
103751 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3751. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026