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Technical Data Sheet
PartsTable / MRO / 10351
10351 ✓ Verified by PartsTable
Trefl · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BAR,CONNECTING,TELETYPEWRITER is a Trefl industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-206-4525, 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→ 10351
NSN: 5305-00-206-4525
FSC: 5305
CAGE: 82423 — KLEINSCHMIDT INC (USA)
SPECIFICATIONS
Part Number10351
ManufacturerTrefl
NSN5305-00-206-4525
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 10351 · Trefl ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
•
INTERNAL DRIVE STYLE: SLOT
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
•
NONMACHINE THREAD STYLE: DOG TYPE (TYPE B OR C)
•
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 9S STYLE AND II TABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-685 TYPE NO. 4130 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.375 INCHES NOMINAL IN
HEAD HEIGHT0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
INTERNAL DRIVE STYLESLOT
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
NONDEFINITIVE SPEC/STD DATAB TYPE AND 9S STYLE AND II TABLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-685 TYPE NO. 4130 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.161 INCHES IN
HEAD DIAMETER0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
416LXInterchangeable
interchangeable cross-reference
interchangeable
SC-C-39992-25Interchangeable
interchangeable cross-reference
interchangeable
50046Interchangeable
interchangeable cross-reference
interchangeable
9577PInterchangeable
interchangeable cross-reference
interchangeable
10351Interchangeable
interchangeable cross-reference
interchangeable
TMHM212011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10351?
10351 is a BAR,CONNECTING,TELETYPEWRITER manufactured by Trefl. It is classified as a MRO (MRO_GENERAL).
What parts can replace 10351?
There are 17 known substitutes for 10351: 416LX, SC-C-39992-25, 50046 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10351?
10351 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-206-4525. 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