PartsTable
Technical Data Sheet
Download PDF

52921 — HEAD,SPRINKLER,FIRE PROTECTION

✓ Government record, cited
Verbatim · HOSE FITTING
PRODUCT OVERVIEW

52921: HEAD,SPRINKLER,FIRE PROTECTION.

Anti-glare snoot for LED Track lights. Key specifications include material: PLASTIC VINYL INSULATION, head_type: SPRAY, input_phase: SINGLE FOURTH OPERATING POWER RQMT, overall_width: 34.0 INCHES NOMINAL IN, overall_height: 60.0 INCHES NOMINAL IN, overall_length: 56.0 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-193-2709, 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
52921
NSN: 4730-00-193-2709
NIINs: 001932709, 010484525, 011942570, 012691817, 013978028, 016224978
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 96046 — CRANE PUMPS & SYSTEMS PFT CORP DIV CRANE PUMPS & SYSTEM PFT CORP. (USA)
SPECIFICATIONS
materialPLASTIC VINYL INSULATION
head_typeSPRAY
input_phaseSINGLE FOURTH OPERATING POWER RQMT
overall_width34.0 INCHES NOMINAL IN
overall_height60.0 INCHES NOMINAL IN
overall_length56.0 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
special_featuresCONFORMS TO OSHA STANDARD 1910. 177
style_designatorLONG
basic_shape_styleCRIMP
features_providedFRAMED
NSN4730-00-193-2709
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 52921 · Verbatim ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
NOMINAL OVERALL LENGTH: 1.500 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: LONG
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B43 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OPERATING PRESSURE: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
•
SPECIFICATION/STANDARD DATA: 81346-ASTM B687 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS51846 GOVERNMENT STANDARD
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
NOMINAL OVERALL LENGTH1.500 INCHES IN
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
STYLE DESIGNATORLONG
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B43 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OPERATING PRESSURE2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
SPECIFICATION/STANDARD DATA81346-ASTM B687 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS51846 GOVERNMENT STANDARD
MATERIALCOPPER ALLOY OVERALL
THREAD SERIES DESIGNATORNPT ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 9
54B6878H47Reference document
Same NSN cross-reference
Reference document — Secondary reference
816718Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS51846-24Reference document
Same NSN cross-reference
Reference document — Secondary reference
009262Reference document
Same NSN cross-reference
Reference document — Secondary reference
2610904Reference document
Same NSN cross-reference
Reference document — Secondary reference
5118-178-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 52921?
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 52921?
52921 is a HEAD,SPRINKLER,FIRE PROTECTION manufactured by Verbatim.
What parts can replace 52921?
There are 9 known substitutes for 52921: 54B6878H47, 816718, MS51846-24 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52921?
52921 is cataloged in the U.S. Government catalog under NSN 4730-00-193-2709. 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 — 52921