PartsTable
Technical Data Sheet
30285-1 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

CYLINDER BLOCK,HYDRAULIC MOTOR-P. Key specifications include end_item_identification: AXIAL PISTON PUMP,SAUER-SUNDSTRAND HYDRO-TRANSMISSION,SERIES 90, general_characteristics_item_description: BLOCK HAS 9 CYLINDERS;ASSEMBLY INCLUDED: 700922 SPRING SEAT 1,302828 SPRING 1,700930 RETAINER 1,302836 RING 1. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-400-5503, 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
30285-1
NSN: 5310-00-400-5503
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
end_item_identificationAXIAL PISTON PUMP,SAUER-SUNDSTRAND HYDRO-TRANSMISSION,SERIES 90
general_characteristics_item_descriptionBLOCK HAS 9 CYLINDERS;ASSEMBLY INCLUDED: 700922 SPRING SEAT 1,302828 SPRING 1,700930 RETAINER 1,302836 RING 1
NSN5310-00-400-5503
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 30285-1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
WIDTH ACROSS FLATS: 0.423 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
THREAD CLASS: 2B
THREAD QUANTITY PER INCH: 28
THREAD SERIES: UNF
NOMINAL THREAD SIZE: 0.250 INCHES IN
BEARING SURFACE TYPE: FLAT OR CHAMFERED
NUT STYLE: HEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.423 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
THREAD CLASS2B
THREAD QUANTITY PER INCH28
THREAD SERIESUNF
NOMINAL THREAD SIZE0.250 INCHES IN
BEARING SURFACE TYPEFLAT OR CHAMFERED
NUT STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 13 STYLE
MATERIAL DOCUMENT AND CLASSIFICATION66,COMP 300 SERIES FED STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
41338Interchangeable
interchangeable cross-reference
interchangeable
10015366-052Interchangeable
interchangeable cross-reference
interchangeable
31257Interchangeable
interchangeable cross-reference
interchangeable
368508Interchangeable
interchangeable cross-reference
interchangeable
HT426Interchangeable
interchangeable cross-reference
interchangeable
AN345C416Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30285-1?
30285-1 is a CYLINDER BLOCK,HYDRAULIC MOTOR-P.
What parts can replace 30285-1?
There are 32 known substitutes for 30285-1: 41338, 10015366-052, 31257 and 29 more. Substitute compatibility should be verified for your specific system.
Is 30285-1 still available?
30285-1 is currently cancelled.
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