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SAS 1 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The CAP,PILLOW BLOCK is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BOTTOM, seal_width: 0.250 INCHES NOMINAL IN, construction: SOLID, outside_diameter: 1.756 INCHES NOMINAL IN, special_features: O.D. IS 1.756 IN IN, surface_treatment: PLASTIC CASE.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-164-5527, 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
SAS 1
NSN: 3130-01-164-5527
FSC: 3130
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BOTTOM
seal_width0.250 INCHES NOMINAL IN
constructionSOLID
outside_diameter1.756 INCHES NOMINAL IN
special_featuresO.D. IS 1.756 IN IN
surface_treatmentPLASTIC CASE
housing_bore_diameter1.752 INCHES NOMINAL IN
end_item_identificationWINCH HYDROGRAPHIC
accommodated_shaft_diameter1.125 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN3130-01-164-5527
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SAS 1 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
09-11138Interchangeable
interchangeable cross-reference
interchangeable
BN01703Interchangeable
interchangeable cross-reference
interchangeable
MS29561-138Interchangeable
interchangeable cross-reference
interchangeable
PRP914-38142-70Interchangeable
interchangeable cross-reference
interchangeable
AS29561-138Interchangeable
interchangeable cross-reference
interchangeable
11-138Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SAS 1?
SAS 1 is a CAP,PILLOW BLOCK.
What parts can replace SAS 1?
There are 11 known substitutes for SAS 1: 09-11138, BN01703, MS29561-138 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SAS 1?
SAS 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-164-5527. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026