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Technical Data Sheet
PartsTable / COMPONENT / 179893
179893 ✓ 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

The RELAY,METER MOVEMENT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN, thread_class: 2A A, hole_diameter: 0.096 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 5305-00-017-9893, 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
179893
NSN: 5305-00-017-9893
FSC: 5305
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_typeDRILLED
head_styleHEXAGON
head_height0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
thread_class2A A
hole_diameter0.096 INCHES NOMINAL IN
hole_quantity1
terminal_typeSOLDER LUG
thread_length1.443 INCHES MINIMUM IN
release_methodDEENERGIZE LOCK-IN COIL
surface_finish63.0 MICROINCHES THREADS
voltage_rating125.0 VOLTS NOMINAL
NSN5305-00-017-9893
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 179893 · 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
•
HEAD STYLE: HEXAGON
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 10P STYLE
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD CLASS: 2A A
•
WIDTH BETWEEN FLATS: 0.750 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
THREAD CLASS2A A
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH13
FASTENER LENGTH3.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
MS51095-420Interchangeable
interchangeable cross-reference
interchangeable
6051908Interchangeable
interchangeable cross-reference
interchangeable
70009-119Interchangeable
interchangeable cross-reference
interchangeable
179893Interchangeable
interchangeable cross-reference
interchangeable
7714691P1Interchangeable
interchangeable cross-reference
interchangeable
491-204Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 179893?
179893 is a RELAY,METER MOVEMENT.
What parts can replace 179893?
There are 7 known substitutes for 179893: MS51095-420, 6051908, 70009-119 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 179893?
179893 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-017-9893. 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