PartsTable
Technical Data Sheet
99-881 ✓ Verified by PartsTable
· BOLT SCREW
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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: STEEL COMP 304 OVERALL, shank_length: 1.641 INCHES NOMINAL IN, thread_class: 2A LOCATION NOT OTHERWISE SPECIFIED A, usage_design: TEST LEADS, overall_length: 20.000 INCHES IN, shank_diameter: 0.500 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 5307-00-512-6659, 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
99-881
NSN: 5307-00-512-6659
FSC: 5307
CAGE: 83311 — UNISON INDUSTRIES, LLC DBA UNISON INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
shank_length1.641 INCHES NOMINAL IN
thread_class2A LOCATION NOT OTHERWISE SPECIFIED A
usage_designTEST LEADS
overall_length20.000 INCHES IN
shank_diameter0.500 INCHES NOMINAL IN
style_designatorHEADED
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
surface_treatmentPASSIVATE OVERALL
conductor_quantity15
nominal_thread_size0.138 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
collar_outside_diameter0.750 INCHES NOMINAL IN
NSN5307-00-512-6659
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 99-881 · OEM ⚠ 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
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1211 OR STEEL COMP 1212 OR STEEL COMP 1213
THREAD CLASS: 2A LOCATION NOT OTHERWISE SPECIFIED A
THREAD QUANTITY PER INCH: 32 LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE: 0.138 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
MATERIALSTEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1211 OR STEEL COMP 1212 OR STEEL COMP 1213
THREAD CLASS2A LOCATION NOT OTHERWISE SPECIFIED A
OVERALL LENGTH0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH32 LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE0.138 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
C9988-1Interchangeable
interchangeable cross-reference
interchangeable
9988-1Interchangeable
interchangeable cross-reference
interchangeable
S8101-3286171Interchangeable
interchangeable cross-reference
interchangeable
KS05-568-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99-881?
99-881 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 99-881?
There are 4 known substitutes for 99-881: C9988-1, 9988-1, S8101-3286171 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 99-881?
99-881 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-512-6659. This indicates validated use in U.S. government and defense supply chains.
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