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645791P10 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

645791P10: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, shank_length: 0.100 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, overall_length: 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN, shank_diameter: 0.1247 INCHES MINIMUM AND 0.1252 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES LARGE SHANK, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-121-2156, 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
645791P10
NSN: 5315-00-121-2156
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
shank_length0.100 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
overall_length0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
shank_diameter0.1247 INCHES MINIMUM AND 0.1252 INCHES MAXIMUM IN
surface_finish63.0 MICROINCHES LARGE SHANK
first_end_styleCHAMFERED
style_designatorSHOULDER
shoulder_diameter0.1347 INCHES MINIMUM AND 0.1352 INCHES MAXIMUM IN
first_end_locationBOTH ENDS
first_end_taper_angle40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
first_end_taper_length0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
material_document_and_classificationAMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-121-2156
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 645791P10 · 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: 0.1247 INCHES MINIMUM AND 0.1252 INCHES MAXIMUM IN
•
SURFACE FINISH: 63.0 MICROINCHES LARGE SHANK
•
FIRST END TAPER LENGTH: 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
•
FIRST END LOCATION: BOTH ENDS
•
FIRST END STYLE: CHAMFERED
•
SHANK LENGTH: 0.100 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.1247 INCHES MINIMUM AND 0.1252 INCHES MAXIMUM IN
SURFACE FINISH63.0 MICROINCHES LARGE SHANK
FIRST END TAPER LENGTH0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
FIRST END LOCATIONBOTH ENDS
FIRST END STYLECHAMFERED
SHANK LENGTH0.100 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
FIRST END TAPER ANGLE40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 645791P10?
645791P10 is a PIN,SHOULDER,HEADLESS.
What is the NSN for 645791P10?
645791P10 is cataloged in the U.S. Government catalog under NSN 5315-00-121-2156. This indicates validated use in U.S. government and defense supply chains.
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