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PartsTable / COMPONENT / 1316511-1
1316511-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The LOWER THROAT ASSY is a the manufacturer industrial component. Key specifications include diameter: 2.500 INCHES NOMINAL IN, material: STEEL, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: PLAIN ROUND, flute_length: 4.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1075-01-438-1286, 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
1316511-1
NSN: 1075-01-438-1286
FSC: 1075
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
diameter2.500 INCHES NOMINAL IN
materialSTEEL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_stylePLAIN ROUND
flute_length4.750 INCHES NOMINAL IN
flute_quantity2
overall_length15.000 INCHES MINIMUM AND 20.000 INCHES MAXIMUM IN
shank_diameter0.484 INCHES NOMINAL IN
special_featuresTAPER LG; FRACTIONAL SIZE 31/64
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter0.4844 INCHES IN
NSN1075-01-438-1286
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LOWER THROAT ASSY TITLE COMPONENT PN 1316511-1 MFR LOWER THROAT ASSY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
2728-1Interchangeable
interchangeable cross-reference
interchangeable
120 31/64Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751Interchangeable
interchangeable cross-reference
interchangeable
2510 31/64Interchangeable
interchangeable cross-reference
interchangeable
502201Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1316511-1?
1316511-1 is a LOWER THROAT ASSY.
What parts can replace 1316511-1?
There are 5 known substitutes for 1316511-1: 2728-1, 120 31/64, GGG-D-751 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1316511-1?
1316511-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1075-01-438-1286. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026