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196B8637-2 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

196B8637-2: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN, diameter: 0.2489 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, material: STEEL COMP 4140 OVERALL, head_style: FLAT CHAMFER, chamfer_length: 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN, surface_finish: 125.0 MICROINCHES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-155-3165, 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
196B8637-2
NSN: 5315-01-155-3165
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
height0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
diameter0.2489 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
materialSTEEL COMP 4140 OVERALL
head_styleFLAT CHAMFER
chamfer_length0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
surface_finish125.0 MICROINCHES OVERALL
hardness_rating30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSTRAIGHT
pin_chamfer_angle45.0 DEGREES NOMINAL
pin_head_diameter0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
surface_treatmentPHOSPHATE AND CADMIUM OVERALL
under_head_length1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
NSN5315-01-155-3165
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 196B8637-2 · 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
•
SURFACE FINISH: 125.0 MICROINCHES OVERALL
•
CHAMFER LENGTH: 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171,5.3.1.3 MIL STD 1ST TREATMENT RESPONSE AND MIL-STD-171,1.1.2.2 MIL STD 2ND TREATMENT RESPONSE OVERALL
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
•
PIN CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
FIRST HOLE DIAMETER: 0.091 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES OVERALL
CHAMFER LENGTH0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,5.3.1.3 MIL STD 1ST TREATMENT RESPONSE AND MIL-STD-171,1.1.2.2 MIL STD 2ND TREATMENT RESPONSE OVERALL
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
PIN CHAMFER ANGLE45.0 DEGREES NOMINAL
FIRST HOLE DIAMETER0.091 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.360 INCHES MINIMUM AND 0.400 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 196B8637-2?
196B8637-2 is a PIN,STRAIGHT,HEADED.
What is the NSN for 196B8637-2?
196B8637-2 is cataloged in the U.S. Government catalog under NSN 5315-01-155-3165. 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.