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Technical Data Sheet

TYPE1ANDSIZE3 — Technical Data Sheet

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— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include design_type: THREADED, thread_class: 3A A, overall_diameter: 0.875 INCHES NOMINAL IN, features_provided: SHOULDER, nondefinitive_spec/std_data: 1 TYPE AND 3 SIZE, thread_size_and_series/type_designator: 0.375-24 UNF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5340-00-205-6961, 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
TYPE1ANDSIZE3
NSN: 5340-00-205-6961
FSC: 5340
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
design_typeTHREADED
thread_class3A A
overall_diameter0.875 INCHES NOMINAL IN
features_providedSHOULDER
nondefinitive_spec/std_data1 TYPE AND 3 SIZE
thread_size_and_series/type_designator0.375-24 UNF
NSN5340-00-205-6961
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TYPE1ANDSIZE3 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
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 3 SIZE
•
FEATURES PROVIDED: SHOULDER
•
DESIGN TYPE: THREADED
•
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.375-24 UNF
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 3 SIZE
FEATURES PROVIDEDSHOULDER
DESIGN TYPETHREADED
OVERALL DIAMETER0.875 INCHES NOMINAL IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.375-24 UNF
THREAD CLASS3A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
M5501/1-R6Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
MILC5501Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
MIL-C-5501/1Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
M5501/1-R8Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
NAS847 MIL-C-5501G-9Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
NAS844-12Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TYPE1ANDSIZE3?
TYPE1ANDSIZE3 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace TYPE1ANDSIZE3?
There are 19 known substitutes for TYPE1ANDSIZE3: M5501/1-R6, MILC5501, MIL-C-5501/1 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TYPE1ANDSIZE3?
TYPE1ANDSIZE3 is cataloged in the Federal Logistics Information System under NSN 5340-00-205-6961. This indicates validated use in U.S. government and defense supply chains.
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