PartsTable
Technical Data Sheet
Download PDF

513-50053 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

513-50053: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL SEATSTEEL COMP 303 BODY, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) ALL ENDSFLARED (TUBE) ALL ENDS, special_features: VALVE SIZE 1.000 IN. IN.

This part is cataloged in the U.S. Government catalog under NSN 4820-00-455-1097, 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
513-50053
NSN: 4820-00-455-1097
FSC: 4820 — Valves, Nonpowered
CAGE: 9F512 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION (USA)
SPECIFICATIONS
materialSTEEL SEATSTEEL COMP 303 BODY
seat_angle37.0 DEGREES ALL ENDS
thread_class3A ALL ENDS3A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
connection_styleFLARED (TUBE) ALL ENDSFLARED (TUBE) ALL ENDS
special_featuresVALVE SIZE 1.000 IN. IN
style_designatorSTRAIGHT THRU W/BAFFLE
thread_directionRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRINGSPRING
flow_control_devicePOPPETPOPPET
nominal_thread_size1.312 INCHES ALL ENDS1.312 INCHES ALL ENDS IN
NSN4820-00-455-1097
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 513-50053 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW CONTROL DEVICE: POPPETPOPPET
•
FURNISHED ITEMS AND QUANTITY: 1 DEFLECTOR CAP
•
CONNECTION STYLE: FLARED (TUBE) ALL ENDSFLARED (TUBE) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU W/BAFFLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED SPEC 1ST MATERIAL RESPONSE STEM
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPETPOPPET
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP
CONNECTION STYLEFLARED (TUBE) ALL ENDSFLARED (TUBE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDSTHREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED SPEC 1ST MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED SPEC 1ST MATERIAL RESPONSE STEMFED STD 66 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICEFED STD 66 FED SPEC SINGLE MATERIAL RESPONSE BODY
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTIONRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
D559T-16D-10-30Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 513-50053?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 513-50053?
513-50053 is a VALVE,SAFETY RELIEF.
What parts can replace 513-50053?
There is 1 known substitute for 513-50053: D559T-16D-10-30. Substitute compatibility should be verified for your specific system.
What is the NSN for 513-50053?
513-50053 is cataloged in the U.S. Government catalog under NSN 4820-00-455-1097. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 513-50053

✓ 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.