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Technical Data Sheet
PartsTable / COMPONENT / 1537C
1537C ✓ Verified by PartsTable
— · NUT WASHER
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

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1045 OVERALL, nut_style: HEXAGON, nut_height: 0.625 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-282-5714, 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
1537C
NSN: 5310-00-282-5714
FSC: 5310
CAGE: 90566 — CLAYTON HILL GREENHOUSE CO DIV TIMOTHY HILL (USA)
SPECIFICATIONS
materialSTEEL COMP 1045 OVERALL
nut_styleHEXAGON
nut_height0.625 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats3.500 INCHES NOMINAL IN
nominal_thread_size2.500 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch12
material_document_and_classificationQQ-S-633 CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-282-5714
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1537C · 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
•
THREAD CLASS: 2B
•
WIDTH ACROSS FLATS: 3.500 INCHES NOMINAL IN
•
BEARING SURFACE TYPE: FLAT
•
NOMINAL THREAD SIZE: 2.500 INCHES IN
•
THREAD QUANTITY PER INCH: 12
•
THREAD SERIES: UN
•
NUT STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B
WIDTH ACROSS FLATS3.500 INCHES NOMINAL IN
BEARING SURFACE TYPEFLAT
NOMINAL THREAD SIZE2.500 INCHES IN
THREAD QUANTITY PER INCH12
THREAD SERIESUN
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1045 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
0A-08709-20-SW-SPInterchangeable
interchangeable cross-reference
interchangeable
0A08709SWSPInterchangeable
interchangeable cross-reference
interchangeable
0A0870920Interchangeable
interchangeable cross-reference
interchangeable
1537Interchangeable
interchangeable cross-reference
interchangeable
49104BInterchangeable
interchangeable cross-reference
interchangeable
1913Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1537C?
1537C is a NUT,PLAIN,HEXAGON.
What parts can replace 1537C?
There are 17 known substitutes for 1537C: 0A-08709-20-SW-SP, 0A08709SWSP, 0A0870920 and 14 more. Substitute compatibility should be verified for your specific system.
Is 1537C still available?
1537C is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026