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S4127 PART 109 — PIN,SHOULDER,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S4127 PART 109: PIN,SHOULDER,HEADED.

The PIN,SHOULDER,HEADED is a the manufacturer industrial component. Key specifications include height: 0.312 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, head_style: KNURLED NO. 1, first_end_style: SLOTTED, special_features: HEAD THREADED 0.138-32 UNC-2B 0.375 IN.

DEEP IN, style_designator: SHOULDER. This part is cataloged in the U.S. Government catalog under NSN 5315-01-280-7052, 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
S4127 PART 109
NSN: 5315-01-280-7052
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 52406 — RUGGLES-KLINGEMANN MFG CO DBA THE RUGGLES-KLINGEMANN COMPANY (USA)
SPECIFICATIONS
height0.312 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
head_styleKNURLED NO. 1
first_end_styleSLOTTED
special_featuresHEAD THREADED 0.138-32 UNC-2B 0.375 IN. DEEP IN
style_designatorSHOULDER
first_step_length0.500 INCHES NOMINAL IN
pin_head_diameter0.875 INCHES NOMINAL IN
under_head_length1.813 INCHES NOMINAL IN
second_step_length1.437 INCHES NOMINAL IN
first_hole_diameter0.125 INCHES NOMINAL IN
first_step_diameter0.625 INCHES NOMINAL IN
NSN5315-01-280-7052
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S4127 PART 109 · 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
•
FIRST STEP DIAMETER: 0.625 INCHES NOMINAL IN
•
HOLE ARRANGEMENT STYLE: DRILLED SLOTTED END
•
UNDER HEAD LENGTH: 1.813 INCHES NOMINAL IN
•
FIRST END SLOT WIDTH: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
FIRST END STYLE: SLOTTED
•
FIRST HOLE DIAMETER: 0.125 INCHES NOMINAL IN
•
SECOND STEP LENGTH: 1.437 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
TECHNICAL CHARACTERISTICS
FIRST STEP DIAMETER0.625 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLEDRILLED SLOTTED END
UNDER HEAD LENGTH1.813 INCHES NOMINAL IN
FIRST END SLOT WIDTH0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
FIRST END STYLESLOTTED
FIRST HOLE DIAMETER0.125 INCHES NOMINAL IN
SECOND STEP LENGTH1.437 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
PIN HEAD DIAMETER0.875 INCHES NOMINAL IN
HEAD STYLEKNURLED NO. 1
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
S4127 PART 63Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S4127 PART 109?
S4127 PART 109 is a PIN,SHOULDER,HEADED.
What parts can replace S4127 PART 109?
There is 1 known substitute for S4127 PART 109: S4127 PART 63. Substitute compatibility should be verified for your specific system.
What is the NSN for S4127 PART 109?
S4127 PART 109 is cataloged in the U.S. Government catalog under NSN 5315-01-280-7052. This indicates validated use in U.S. government and defense supply chains.
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