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111770-1 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

111770-1: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include end_item_identification: MODEM COMM UNIT. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-282-3048, 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
MRO→ MRO_GENERAL→ 111770-1
NSN: 5315-00-282-3048
NIINs: 002823048, 013395876, 013395877, 013395878, 013395879, 013395880, 013395881, 013395882, 013395883, 013395884, 013395885, 013397106, 014571168
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_item_identificationMODEM COMM UNIT
NSN5315-00-282-3048
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 111770-1 · 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: 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
SURFACE FINISH: 125.000 MICROINCHES OVERALL
•
FIRST END TAPER LENGTH: 0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
•
FIRST END LOCATION: SHOULDER END
•
FIRST END STYLE: CHAMFERED
•
SHANK LENGTH: 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDER
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
SURFACE FINISH125.000 MICROINCHES OVERALL
FIRST END TAPER LENGTH0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
FIRST END LOCATIONSHOULDER END
FIRST END STYLECHAMFERED
SHANK LENGTH0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDER
OVERALL LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
FIRST END TAPER ANGLE43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SUBSTITUTES & CROSS-REFERENCES 1
5315PL0897185Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 111770-1?
111770-1 is a MICROCIRCUIT,DIGITAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 111770-1?
There is 1 known substitute for 111770-1: 5315PL0897185. Substitute compatibility should be verified for your specific system.
What is the NSN for 111770-1?
111770-1 is cataloged in the U.S. Government catalog under NSN 5315-00-282-3048. 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.