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A51B25569-12 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A51B25569-12: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.156 INCHES NOMINAL IN, diameter: 0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN, material: STEEL OVERALL, head_style: FLAT CHAMFER, chamfer_length: 0.093 INCHES NOMINAL IN, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-005-0106, 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
A51B25569-12
NSN: 5315-00-005-0106
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
height0.156 INCHES NOMINAL IN
diameter0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN
materialSTEEL OVERALL
head_styleFLAT CHAMFER
chamfer_length0.093 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_chamfer_angle15.0 DEGREES NOMINAL
pin_head_diameter1.500 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
under_head_length4.994 INCHES NOMINAL IN
first_hole_diameter0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
hole_arrangement_styleONE END DRILLED
NSN5315-00-005-0106
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A51B25569-12 · 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
•
CHAMFER LENGTH: 0.093 INCHES NOMINAL IN
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 4.994 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 15.0 DEGREES NOMINAL
•
FIRST HOLE DIAMETER: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 1.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: G-1013 FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.093 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH4.994 INCHES NOMINAL IN
PIN CHAMFER ANGLE15.0 DEGREES NOMINAL
FIRST HOLE DIAMETER0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER1.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONG-1013 FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN
HEAD STYLEFLAT CHAMFER
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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A51B25569-12?
A51B25569-12 is a PIN,STRAIGHT,HEADED.
What is the NSN for A51B25569-12?
A51B25569-12 is cataloged in the U.S. Government catalog under NSN 5315-00-005-0106. 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.