PartsTable
Technical Data Sheet
81604 ✓ Verified by PartsTable
InLine · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

- Duplex Fiber Optic Cable<br>- Fiber: Multi Mode 62.5/125µm OM1, halogen-free LSZH<br>- diameter 2.0mm (x2)<br>- 2x ST plug to 2x ST plug<br>- Fiber Color: Orange<br>- with test report inside<br>- in reclosable POS bag with EAN code This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-102-4355, 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
81604
NSN: 5330-01-102-4355
FSC: 5330
CAGE: 54X10 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length1.266 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
style_designatorOPEN END
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.438 INCHES NOMINAL SINGLE END IN
wrenching_surface_shapeOVAL SINGLE END INTERNAL
nondefinitive_spec/std_data2 TYPE AND 1 CLASS
specification/standard_data05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5330-01-102-4355
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 81604 MFR: InLine ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
6532-38-3 ITEM 8Interchangeable
interchangeable cross-reference
interchangeable
6532-38-3Interchangeable
interchangeable cross-reference
interchangeable
81604Interchangeable
interchangeable cross-reference
interchangeable
B107.100 CAT 21 TY2CL1Interchangeable
interchangeable cross-reference
interchangeable
B107.21 TY2CL1Interchangeable
interchangeable cross-reference
interchangeable
FC014AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81604?
81604 is a VALVE,REGULATING,FLUID PRESSURE manufactured by InLine.
What parts can replace 81604?
There are 6 known substitutes for 81604: 6532-38-3 ITEM 8, 6532-38-3, 81604 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81604?
81604 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-102-4355. This indicates validated use in U.S. government and defense supply chains.
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