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38721 — BEARING,SLEEVE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

38721: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, fastener_length: 140.0 MILLIMETERS NOMINAL MM, thread_direction: RIGHT-HAND, surface_treatment: ZINC OVERALL, width_between_flats: 19.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-005-4048, 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
38721
NSN: 5330-00-005-4048
NIINs: 000054048, 004743290, 016046829
FSC: 5330 — Packing and Gasket Materials
CAGE: K0377 — GOODRICH ACTUATION SYSTEMS LTD (GBR)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
fastener_length140.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats19.0 MILLIMETERS NOMINAL MM
nominal_thread_diameter12.0 MILLIMETERS MM
thread_series_designatorISO M
thread_pitch_in_millimeters1.75
NSN5330-00-005-4048
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 38721 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 HEIGHT: 0.093 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR W/ APERTURE
•
CENTER HOLE DIAMETER: 1.090 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
JOINT TYPE: BUTT RETAINER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.093 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECIRCULAR W/ APERTURE
CENTER HOLE DIAMETER1.090 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
JOINT TYPEBUTT RETAINER
SUBSTITUTES & CROSS-REFERENCES 1
DH38721Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 38721?
38721 is a BEARING,SLEEVE.
What parts can replace 38721?
There is 1 known substitute for 38721: DH38721. Substitute compatibility should be verified for your specific system.
What is the NSN for 38721?
38721 is cataloged in the U.S. Government catalog under NSN 5330-00-005-4048. This indicates validated use in U.S. government and defense supply chains.
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