PartsTable
Technical Data Sheet
201211 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 CONNECTING LINK,RIGID is a the manufacturer industrial component. Key specifications include material: PLASTIC BODY, nut_style: SLOTTED, HEXAGON, lens_color: RED SINGLE LIGHT FIRST POSITION HORIZONTAL, nut_height: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNEF. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-0353, 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 201211
NSN: 5310-00-275-0353
FSC: 5310
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
materialPLASTIC BODY
nut_styleSLOTTED, HEXAGON
lens_colorRED SINGLE LIGHT FIRST POSITION HORIZONTAL
nut_height0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
thread_class3B
lens_quantity1
thread_seriesUNEF
special_featuresFORMERLY PART NUMBER:HZQHXAC.
style_designatorRECTANGULAR FRAME TYPE
thread_directionRIGHT-HAND
width_across_flats1.750 INCHES NOMINAL IN
nominal_thread_size1.000 INCHES IN
NSN5310-00-275-0353
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 201211 · 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 HEIGHT: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
NOMINAL THREAD SIZE: 1.000 INCHES IN
BEARING SURFACE TYPE: WASHER FACED
THREAD QUANTITY PER INCH: 20
THREAD SERIES: UNEF
THREAD CLASS: 3B
NUT STYLE: SLOTTED, HEXAGON
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
NOMINAL THREAD SIZE1.000 INCHES IN
BEARING SURFACE TYPEWASHER FACED
THREAD QUANTITY PER INCH20
THREAD SERIESUNEF
THREAD CLASS3B
NUT STYLESLOTTED, HEXAGON
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
WIDTH ACROSS FLATS1.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
4713Interchangeable
interchangeable cross-reference
interchangeable
2Z5853Interchangeable
interchangeable cross-reference
interchangeable
640150Interchangeable
interchangeable cross-reference
interchangeable
5167777Interchangeable
interchangeable cross-reference
interchangeable
PC5119718Interchangeable
interchangeable cross-reference
interchangeable
201211Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 201211?
201211 is a CONNECTING LINK,RIGID. It is classified as a MRO (MRO_GENERAL).
What parts can replace 201211?
There are 18 known substitutes for 201211: 4713, 2Z5853, 640150 and 15 more. Substitute compatibility should be verified for your specific system.
Is 201211 still available?
201211 is currently cancelled.
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