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A-PS51618CN — NUT,PLAIN,RECTANGULAR

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A-PS51618CN: NUT,PLAIN,RECTANGULAR.

The NUT,PLAIN,RECTANGULAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: PLAIN, RECTANGULAR, nut_width: 0.750 INCHES NOMINAL IN, nut_height: 0.380 INCHES NOMINAL IN, nut_length: 1.620 INCHES NOMINAL IN, thread_class: 2B. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-364-8232, 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
A-PS51618CN
NSN: 5310-01-364-8232
FSC: 5310 — Nuts and Washers
CAGE: 00843 — HOFFMAN ENGINEERING CO DIV OF FEDERAL CARTRIDGE CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_stylePLAIN, RECTANGULAR
nut_width0.750 INCHES NOMINAL IN
nut_height0.380 INCHES NOMINAL IN
nut_length1.620 INCHES NOMINAL IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
nominal_thread_size0.312 INCHES IN
thread_quantity_per_inch18
NSN5310-01-364-8232
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A-PS51618CN · 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
•
NUT WIDTH: 0.750 INCHES NOMINAL IN
•
NUT LENGTH: 1.620 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.312 INCHES IN
•
NUT HEIGHT: 0.380 INCHES NOMINAL IN
•
NUT STYLE: PLAIN, RECTANGULAR
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
NUT WIDTH0.750 INCHES NOMINAL IN
NUT LENGTH1.620 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.312 INCHES IN
NUT HEIGHT0.380 INCHES NOMINAL IN
NUT STYLEPLAIN, RECTANGULAR
THREAD CLASS2B
THREAD QUANTITY PER INCH18
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 2
10A30Reference document
Same NSN cross-reference
Reference document — Secondary reference
25-92560-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-PS51618CN?
A-PS51618CN is a NUT,PLAIN,RECTANGULAR.
What parts can replace A-PS51618CN?
There are 2 known substitutes for A-PS51618CN: 10A30, 25-92560-7. Substitute compatibility should be verified for your specific system.
What is the NSN for A-PS51618CN?
A-PS51618CN is cataloged in the U.S. Government catalog under NSN 5310-01-364-8232. 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.