PartsTable
Technical Data Sheet
ST7M481-1 ✓ 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

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: ALUMINUM ALLOY 2024, design_type: FRICTION, overall_diameter: 1.250 INCHES NOMINAL IN, special_features: COLOR BLACK NO. 37038 FED-STD-595, surface_treatment: ANODIZE, inside_diameter_length: 0.680 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 5340-01-132-3809, 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
ST7M481-1
NSN: 5340-01-132-3809
FSC: 5340
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024
design_typeFRICTION
overall_diameter1.250 INCHES NOMINAL IN
special_featuresCOLOR BLACK NO. 37038 FED-STD-595
surface_treatmentANODIZE
inside_diameter_length0.680 INCHES NOMINAL IN
round_cap_outside_surface_conditionSMOOTH
material_document_and_classificationQQ-A-225/6, ALLOY 2024, TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed1.120 INCHES NOMINAL IN
surface_treatment_document_and_classificationMIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-132-3809
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST7M481-1 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
DESIGN TYPE: FRICTION
SURFACE TREATMENT: ANODIZE
INSIDE DIAMETER LENGTH: 0.680 INCHES NOMINAL IN
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.120 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
OVERALL DIAMETER: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPEFRICTION
SURFACE TREATMENTANODIZE
INSIDE DIAMETER LENGTH0.680 INCHES NOMINAL IN
SPECIAL FEATURESCOLOR BLACK NO. 37038 FED-STD-595
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.120 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
OVERALL DIAMETER1.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024, TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
9675Interchangeable
interchangeable cross-reference
interchangeable
DG5285-3Interchangeable
interchangeable cross-reference
interchangeable
493175Interchangeable
interchangeable cross-reference
interchangeable
B29087-2Interchangeable
interchangeable cross-reference
interchangeable
C65047BInterchangeable
interchangeable cross-reference
interchangeable
7409856Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy ST7M481-1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is ST7M481-1?
ST7M481-1 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace ST7M481-1?
There are 7 known substitutes for ST7M481-1: 9675, DG5285-3, 493175 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M481-1?
ST7M481-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-132-3809. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — ST7M481-1