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93621-5 — SEAT,CYLINDER,PUMP

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

93621-5: SEAT,CYLINDER,PUMP.

The SEAT,CYLINDER,PUMP is a the manufacturer industrial component. Key specifications include end_item_identification: NSN 5420-01-545-7365, part_name_assigned_by_controlling_agency: COVER,HYDRAULIC VAL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-209-4457, 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
93621-5
NSN: 5310-00-209-4457
NIINs: 002094457, 014266936, 016797412
FSC: 5310 — Nuts and Washers
CAGE: 21921 — RCA CORP DISTRIBUTOR AND SPECIAL PRODUCTS DIV
SPECIFICATIONS
end_item_identificationNSN 5420-01-545-7365
part_name_assigned_by_controlling_agencyCOVER,HYDRAULIC VAL
NSN5310-00-209-4457
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 93621-5 · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.207 INCHES MINIMUM AND 0.217 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.115 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.207 INCHES MINIMUM AND 0.217 INCHES MAXIMUM IN
MATERIAL THICKNESS0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.115 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 4
2151100138Reference document
Same NSN cross-reference
Reference document — Secondary reference
59048-30Reference document
Same NSN cross-reference
Reference document — Secondary reference
HP799J04MSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
332060-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 93621-5?
93621-5 is a SEAT,CYLINDER,PUMP.
What parts can replace 93621-5?
There are 4 known substitutes for 93621-5: 2151100138, 59048-30, HP799J04M and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 93621-5?
93621-5 is cataloged in the U.S. Government catalog under NSN 5310-00-209-4457. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.