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635-8621-003 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

635-8621-003: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.025 INCHES NOMINAL IN, diameter: 0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN, material: COPPER ALLOY 360 OVERALL, head_style: FLAT, special_features: HOLE IN END 0.023 IN. MIN AND 0.027 IN.

MAX 0.070 IN. DP IN, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-276-4976, 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
635-8621-003
NSN: 5315-01-276-4976
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
height0.025 INCHES NOMINAL IN
diameter0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
materialCOPPER ALLOY 360 OVERALL
head_styleFLAT
special_featuresHOLE IN END 0.023 IN. MIN AND 0.027 IN. MAX 0.070 IN. DP IN
style_designatorSTRAIGHT
pin_head_diameter0.078 INCHES NOMINAL IN
surface_treatmentCHROMATE OVERALL
under_head_length0.210 INCHES NOMINAL IN
material_document_and_classificationQQ-B-626,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification580-0034-000,CAGE 13499 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5315-01-276-4976
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 635-8621-003 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: 580-0034-000,CAGE 13499 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
UNDER HEAD LENGTH: 0.210 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.078 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT
•
HEIGHT: 0.025 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION580-0034-000,CAGE 13499 MFR REF SINGLE TREATMENT RESPONSE OVERALL
UNDER HEAD LENGTH0.210 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.078 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.043 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
HEAD STYLEFLAT
HEIGHT0.025 INCHES NOMINAL IN
SPECIAL FEATURESHOLE IN END 0.023 IN. MIN AND 0.027 IN. MAX 0.070 IN. DP IN
SURFACE TREATMENTCHROMATE OVERALL
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 635-8621-003?
635-8621-003 is a PIN,STRAIGHT,HEADED.
What is the NSN for 635-8621-003?
635-8621-003 is cataloged in the U.S. Government catalog under NSN 5315-01-276-4976. This indicates validated use in U.S. government and defense supply chains.
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