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161-5749289 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

161-5749289: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.250 INCHES NOMINAL IN, diameter: 2.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY OVERALL, head_style: FLAT CHAMFER, chamfer_length: 0.250 INCHES NOMINAL IN, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-233-7836, 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
161-5749289
NSN: 5315-01-233-7836
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
height0.250 INCHES NOMINAL IN
diameter2.000 INCHES NOMINAL IN
materialALUMINUM ALLOY OVERALL
head_styleFLAT CHAMFER
chamfer_length0.250 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_chamfer_angle45.0 DEGREES NOMINAL
pin_head_diameter2.750 INCHES NOMINAL IN
under_head_length19.000 INCHES NOMINAL IN
material_document_and_classificationQQ-A-200/7 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5315-01-233-7836
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 161-5749289 · 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: 0.250 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 19.000 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 2.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/7 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 2.000 INCHES NOMINAL IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.250 INCHES NOMINAL IN
UNDER HEAD LENGTH19.000 INCHES NOMINAL IN
PIN CHAMFER ANGLE45.0 DEGREES NOMINAL
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER2.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/7 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER2.000 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
HEIGHT0.250 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 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 2
161-5749289-009Reference document
Same NSN cross-reference
Reference document — Secondary reference
5749289-009Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 161-5749289?
161-5749289 is a PIN,STRAIGHT,HEADED.
What parts can replace 161-5749289?
There are 2 known substitutes for 161-5749289: 161-5749289-009, 5749289-009. Substitute compatibility should be verified for your specific system.
What is the NSN for 161-5749289?
161-5749289 is cataloged in the U.S. Government catalog under NSN 5315-01-233-7836. 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.