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197C7877 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

197C7877: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OR STEEL COMP XM-12 OVERALL, shank_length: 0.530 INCHES NOMINAL IN, overall_length: 0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN, shank_diameter: 0.2500 INCHES MINIMUM AND 0.2506 INCHES MAXIMUM IN, first_end_style: CHAMFERED, second_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-255-2270, 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
197C7877
NSN: 5315-01-255-2270
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OR STEEL COMP XM-12 OVERALL
shank_length0.530 INCHES NOMINAL IN
overall_length0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN
shank_diameter0.2500 INCHES MINIMUM AND 0.2506 INCHES MAXIMUM IN
first_end_styleCHAMFERED
second_end_styleCHAMFERED
style_designatorSHOULDER
shoulder_diameter0.380 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
first_end_locationSMALL END
second_shank_length0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
first_end_taper_angle45.0 DEGREES NOMINAL
second_shank_diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN5315-01-255-2270
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 197C7877 · 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
•
SHANK DIAMETER: 0.2500 INCHES MINIMUM AND 0.2506 INCHES MAXIMUM IN
•
SECOND SHANK DIAMETER: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
•
FIRST END LOCATION: SMALL END
•
SECOND END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
FIRST END STYLE: CHAMFERED
•
SHANK LENGTH: 0.530 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.2500 INCHES MINIMUM AND 0.2506 INCHES MAXIMUM IN
SECOND SHANK DIAMETER0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
FIRST END LOCATIONSMALL END
SECOND END TAPER ANGLE45.0 DEGREES NOMINAL
FIRST END STYLECHAMFERED
SHANK LENGTH0.530 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
OVERALL LENGTH0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN
SECOND END TAPER LENGTH0.010 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
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

No substitute or cross-reference records for this part.

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 197C7877?
197C7877 is a PIN,SHOULDER,HEADLESS.
What is the NSN for 197C7877?
197C7877 is cataloged in the U.S. Government catalog under NSN 5315-01-255-2270. This indicates validated use in U.S. government and defense supply chains.
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