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NAS77 — BEARING,WASHER,THRUST

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

NAS77: BEARING,WASHER,THRUST.

The BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 0.3200 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.057 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN, bore_diameter: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, heat_treatment: H-1025 STRAIN HARDENED. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-066-8659, 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
NAS77
NSN: 3120-00-066-8659
NIINs: 000668659, 000680086, 001089671, 001262770, 001336477, 001738138, 001807791, 001826681, 002318964, 002877002, 002877009, 002877011, 002877954, 002877962, 002879711, 002879721, 002879744, 002879748, 002879751, 002879752, 002879753, 002879754, 002882214, 002882218, 002882223, 002882242, 002882243, 002882244, 002882332, 002882336, 003219223, 003219655, 003398763, 003478710, 003524713, 003647983, 003691589, 003726359, 004046269, 004046270, 004136409, 004351083, 004478814, 004505032, 004542636, 004657707, 004693870, 004705520, 004723044, 004838751, 004841636, 004858462, 004858466, 004874726, 004883840, 004885890, 004885908, 004894277, 004942399, 004986997, 005003437, 005003453, 005003465, 005003499, 005020032, 005020034, 005083237, 005083385, 005083645, 005083683, 005091905, 005125700, 005148660, 005160906, 005160907, 005161532, 005161533, 005161534, 005161542, 005161546, 005161799, 005161808, 005161814, 005161840, 005161843, 005161847, 005161849, 005161850, 005161860, 005161869, 005161877, 005161906, 005161947, 005161964, 005161973, 005161985, 005162418, 005162421, 005162434, 005162798, 005178336, 005178355, 005178376, 005178385, 005178391, 005178397, 005178409, 005178421, 005178551, 005178596, 005178598, 005178697, 005260257, 005544302, 005544303, 005544305, 005545048, 005545420, 005545425, 005545427, 005555352, 005555738, 005555902, 005556103, 005556108, 005800799, 005801275, 005809991, 005851467, 006052422, 006189241, 006613362, 006613887, 006613893, 006613898, 006613909, 006613966, 006614131, 006614135, 006614185, 006614198, 006614251, 006614257, 006614272, 006614312, 006614314, 006614317, 006614322, 006614329, 006614331, 006614345, 006614349, 006614353, 006614356, 006614359, 006614367, 006614373, 006614374, 006614377, 006615030, 006615103, 006615165, 006615408, 006615410, 006615411, 006615418, 006615419, 006615422, 006615423, 006615424, 006615429, 006615584, 006616334, 006616841, 006616971, 006616979, 006617261, 006617340, 006617341, 006617365, 006617367, 006617380, 006617384, 006617413, 006617976, 006618451, 006621030, 006626989, 006627009, 006627974, 006628349, 006628922, 006717166, 006717167, 006717177, 006717192, 006717196, 006717197, 006717203, 006717211, 006717221, 006842052, 006842384, 006911856, 007104684, 007202359, 007202955, 007262996, 007614185, 007639220, 007825595, 008032093, 008054716, 008265460, 008497606, 008516602, 008645913, 008827612, 008832925, 009012813, 009018378, 009057232, 009118472, 009118564, 009162519, 009323865, 009386679, 009429538, 009439977, 009439995, 009450854, 009455599, 009458071, 009458420, 009473135, 009489372, 009497744, 009541447, 009590003, 009684581, 009684582, 009751776, 009820979, 010069145, 010069148, 010099837, 010141250, 010144394, 010219237, 010304718, 010430086, 010430090, 010471100, 010474045, 010474048, 010613021, 010618081, 010620575, 010621092, 010623416, 010623418, 010623424, 010624882, 010626899, 010631811, 010638983, 010655968, 010678596, 010678599, 010678600, 010678601, 010695269, 010805771, 010845445, 010928788, 010947420, 010981615, 010983228, 010983229, 011073666, 011087678, 011130646, 011143854, 011156619, 011192087, 011195112, 011198996, 011205580, 011218584, 011234662, 011248031, 011252039, 011289034, 011289038, 011289039, 011297655, 011306602, 011324822, 011324823, 011339553, 011340805, 011342797, 011348788, 011359534, 011407842, 011637466, 011677766, 011687269, 011687271, 011689280, 011696793, 011697272, 011941553, 011971614, 012026929, 012044833, 012102944, 012120189, 012200271, 012327480, 012600491, 012658255, 012663871, 012677558, 012702762, 012703860, 012727498, 012753412, 012768255, 012806058, 012822217, 012866173, 013094841, 013094842, 013101633, 013130319, 013394119, 013445976, 013624504, 013906407, 013962322, 014078906, 014289151, 014973426, 016501262, 016557603, 016557627, 016672012, 016709873, 016709878, 016709906, 016782600, 017172255, 017176781, 017176882, 017176895, 017179506, 017217635
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
diameter0.3200 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.057 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
bore_diameter0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
heat_treatmentH-1025 STRAIN HARDENED
overall_length0.962 INCHES NOMINAL IN
surface_finish100.0 MICROINCHES BODY
hardness_rating23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
outside_diameter0.7500 INCHES NOMINAL IN
special_featuresBOLT SIZE: 0.375 INCHES IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
NSN3120-00-066-8659
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: NAS77 · 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
KEY FEATURES
•
SURFACE FINISH: 100.0 MICROINCHES INTERMEDIATE LAYER
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH100.0 MICROINCHES INTERMEDIATE LAYER
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
CORNER SHAPEUNDERCUT LEFT FLANGE BODY CORNER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
FLANGE OUTSIDE DIAMETER0.8020 INCHES MINIMUM AND 0.8220 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.6882 INCHES MINIMUM AND 0.6892 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES 1
NAS77-9-25Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NAS77?
NAS77 is a BEARING,WASHER,THRUST.
What parts can replace NAS77?
There is 1 known substitute for NAS77: NAS77-9-25. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS77?
NAS77 is cataloged in the U.S. Government catalog under NSN 3120-00-066-8659. This indicates validated use in U.S. government and defense supply chains.
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