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8737656 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8737656: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP W108 OR STEEL COMP W109 OR STEEL COMP W110 OR STEEL COMP W112 OVERALL, shank_length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, overall_length: 0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN, shank_diameter: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, surface_finish: 250.0 MICROINCHES SHANK END, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-490-0384, 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
8737656
NSN: 5315-00-490-0384
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: D5589 — FEINMECHANISCHE WERKE MAINZ GMBH (DEU)
SPECIFICATIONS
materialSTEEL COMP W108 OR STEEL COMP W109 OR STEEL COMP W110 OR STEEL COMP W112 OVERALL
shank_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
overall_length0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
shank_diameter0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
surface_finish250.0 MICROINCHES SHANK END
first_end_styleCHAMFERED
second_end_styleROUND
style_designatorSHOULDER
shoulder_diameter0.188 INCHES NOMINAL IN
first_end_locationLARGE END
material_document_and_classificationQQ-T-580,GR C FED SPEC ALL MATERIAL RESPONSES OVERALL
second_end_relationship_with_first_endNOT IDENTICAL
NSN5315-00-490-0384
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8737656 · 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: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
SURFACE FINISH: 250.0 MICROINCHES SHANK END
•
FIRST END LOCATION: LARGE END
•
FIRST END STYLE: CHAMFERED
•
SHANK LENGTH: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-T-580,GR C FED SPEC ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
SURFACE FINISH250.0 MICROINCHES SHANK END
FIRST END LOCATIONLARGE END
FIRST END STYLECHAMFERED
SHANK LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-T-580,GR C FED SPEC ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SHOULDER DIAMETER0.188 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
25704-281551-16-0Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8737656?
8737656 is a PIN,SHOULDER,HEADLESS.
What parts can replace 8737656?
There is 1 known substitute for 8737656: 25704-281551-16-0. Substitute compatibility should be verified for your specific system.
What is the NSN for 8737656?
8737656 is cataloged in the U.S. Government catalog under NSN 5315-00-490-0384. This indicates validated use in U.S. government and defense supply chains.
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