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PartsTable / COMPONENT / C99991
C99991 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.630 INCHES MAXIMUM IN, body_height: 0.205 INCHES NOMINAL IN, body_length: 2.096 INCHES MAXIMUM IN, bit_quantity: 16, features_provided: ELECTROSTATIC SENSITIVE AND MONOLITHIC AND HERMETICALLY SEALED, output_logic_form: COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-212-6319, 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
C99991
NSN: 5330-00-212-6319
FSC: 5330
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
body_width0.630 INCHES MAXIMUM IN
body_height0.205 INCHES NOMINAL IN
body_length2.096 INCHES MAXIMUM IN
bit_quantity16
word_quantity2
features_providedELECTROSTATIC SENSITIVE AND MONOLITHIC AND HERMETICALLY SEALED
output_logic_formCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
precious_materialGOLD
inclosure_materialCERAMIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
NSN5330-00-212-6319
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C99991 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.031 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
25102Interchangeable
interchangeable cross-reference
interchangeable
160-2044-02-01-00Interchangeable
interchangeable cross-reference
interchangeable
5321-5Interchangeable
interchangeable cross-reference
interchangeable
2511 17/32Interchangeable
interchangeable cross-reference
interchangeable
110 17/32Interchangeable
interchangeable cross-reference
interchangeable
1302Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C99991?
C99991 is a MICROCIRCUIT,DIGITAL.
What parts can replace C99991?
There are 29 known substitutes for C99991: 25102, 160-2044-02-01-00, 5321-5 and 26 more. Substitute compatibility should be verified for your specific system.
Is C99991 still available?
C99991 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026